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CVE catalog

Published CVEs with severity, CVSS and CISA KEV status. For Windows we also carry the part most catalogs leave blank: the update that fixes it, and the build revision that carries the fix.

408,335 CVEs · 1,768 known exploited · 4,269 Windows CVEs with a fix we can name

Newest first.

CVESeverity CVSS Exploited Fix Published Description
CVE-2026-121251 High 8.8 - - 2026-11-03 Missing authorization in V8 in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Low)
CVE-2026-121250 Critical 9.6 - - 2026-11-03 Use after free in Extensions in Google Chrome prior to 157.0.8103.38 allowed a remote attacker leveraging social engineering to potentially execute arbitrary code outside the sandbox via a crafted Chrome extension. (Chromium security severity: High)
CVE-2026-121249 Critical 9.6 - - 2026-11-03 Buffer overflow in ANGLE in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)
CVE-2026-121248 - - - - 2026-11-03 Incorrect authorization in API in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass system access restrictions via a crafted Chrome extension. (Chromium security severity: Medium)
CVE-2026-121247 Critical 9.6 - - 2026-11-03 Buffer overflow in Dawn in Google Chrome on on Android prior to 157.0.8103.38 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Critical)
CVE-2026-121246 Critical 9.6 - - 2026-11-03 Use after free in WebGL in Google Chrome on on Android prior to 157.0.8103.38 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Critical)
CVE-2026-121245 Medium 5.3 - - 2026-11-03 Race condition in Autofill in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to potentially obtain sensitive information via a crafted HTML page. (Chromium security severity: Medium)
CVE-2026-121244 Medium 5.4 - - 2026-11-03 UI misrepresentation in FileAPI in Google Chrome prior to 157.0.8103.38 allowed a remote attacker leveraging social engineering to spoof UI elements via a crafted HTML page. (Chromium security severity: Medium)
CVE-2026-121243 Medium 6.5 - - 2026-11-03 Information leak in Frames in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to obtain sensitive information via a crafted HTML page. (Chromium security severity: Low)
CVE-2026-121242 - - - - 2026-11-03 Improper input validation in WebPackaging in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass web origin policy via crafted network traffic. (Chromium security severity: Medium)
CVE-2026-121241 Critical 9.6 - - 2026-11-03 Use after free in Navigation in Google Chrome on on Android prior to 157.0.8103.38 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)
CVE-2026-121240 - - - - 2026-11-03 Improper input validation in Variations in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass system access restrictions via crafted network traffic. (Chromium security severity: Low)
CVE-2026-121239 Medium 6.5 - - 2026-11-03 Information leak in Core in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to obtain cross-origin data via a crafted HTML page. (Chromium security severity: Medium)
CVE-2026-121238 High 8.8 - - 2026-11-03 Use after free in Source in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)
CVE-2026-121237 - - - - 2026-11-03 Improper state validation in FileSystem in Google Chrome prior to 157.0.8103.38 allowed a remote attacker leveraging social engineering to bypass system access restrictions via a crafted HTML page. (Chromium security severity: Medium)
CVE-2026-121236 High 8.8 - - 2026-11-03 Improper input validation in Network in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Low)
CVE-2026-121235 Medium 6.5 - - 2026-11-03 Information leak in Paint in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to obtain sensitive information via a crafted HTML page. (Chromium security severity: Low)
CVE-2026-121234 Critical 9.6 - - 2026-11-03 Privilege elevation in Contacts in Google Chrome on on Android prior to 157.0.8103.38 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)
CVE-2026-121233 High 8.8 - - 2026-11-03 Type confusion in CacheStorage in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
CVE-2026-121232 Medium 5.1 - - 2026-11-03 Incorrect authorization in Core in Google Chrome prior to 157.0.8103.38 allowed a local attacker leveraging social engineering to obtain sensitive information via a co-installed app. (Chromium security severity: Low)
CVE-2026-121231 - - - - 2026-11-03 Incorrect authorization in DevTools in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass system access restrictions via a crafted HTML page. (Chromium security severity: Medium)
CVE-2026-121230 High 8.3 - - 2026-11-03 Race condition in ANGLE in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Low)
CVE-2026-121229 Critical 9.6 - - 2026-11-03 Memory corruption in ANGLE in Google Chrome on on Android prior to 157.0.8103.38 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Critical)
CVE-2026-121228 High 8.8 - - 2026-11-03 Type confusion in V8 in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
CVE-2026-121227 - - - - 2026-11-03 Uninitialized resource in Skia in Google Chrome prior to 157.0.8103.38 allowed a remote attacker who had compromised the renderer process to read memory outside the sandbox via a crafted HTML page. (Chromium security severity: High)
CVE-2026-121226 High 8.8 - - 2026-11-03 Type confusion in V8 in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
CVE-2026-121225 - - - - 2026-11-03 Incorrect authorization in Permissions in Google Chrome prior to 157.0.8103.38 allowed a remote attacker leveraging social engineering to bypass system access restrictions via a crafted HTML page. (Chromium security severity: Low)
CVE-2026-121224 High 8.1 - - 2026-11-03 Security issue in Desktop in Google Chrome on on Mac prior to 157.0.8103.38 allowed a remote attacker who had compromised the renderer process to potentially execute arbitrary code outside the sandbox via crafted network traffic. (Chromium security severity: High)
CVE-2026-121223 - - - - 2026-11-03 Observable discrepancy in Media in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)
CVE-2026-121222 High 8.8 - - 2026-11-03 Incorrect authorization in Forms in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Low)
CVE-2026-121221 High 8.8 - - 2026-11-03 Type confusion in V8 in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
CVE-2026-121220 - - - - 2026-11-03 Incorrect authorization in Core in Google Chrome prior to 157.0.8103.38 allowed a remote attacker who had compromised the renderer process to bypass system access restrictions via a crafted HTML page. (Chromium security severity: Medium)
CVE-2026-121219 High 8.3 - - 2026-11-03 Integer overflow in GPU in Google Chrome prior to 157.0.8103.38 allowed a remote attacker who had compromised the renderer process to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)
CVE-2026-121218 High 8.8 - - 2026-11-03 Type confusion in V8 in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)
CVE-2026-121217 High 7.5 - - 2026-11-03 Use after free in Streaming in Google Chrome prior to 157.0.8103.38 allowed an adjacent attacker to execute arbitrary code inside the sandbox via crafted network traffic. (Chromium security severity: Low)
CVE-2026-121216 Medium 5.4 - - 2026-11-03 UI misrepresentation in UI in Google Chrome prior to 157.0.8103.38 allowed a remote attacker leveraging social engineering to spoof UI elements via a crafted HTML page. (Chromium security severity: Medium)
CVE-2026-121215 Medium 5.4 - - 2026-11-03 UI misrepresentation in Bluetooth in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to spoof UI elements via a crafted HTML page. (Chromium security severity: Medium)
CVE-2026-121214 Critical 9.6 - - 2026-11-03 Use after free in Passwords in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)
CVE-2026-121213 Medium 6.5 - - 2026-11-03 Uninitialized resource in Images in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to obtain cross-origin data via a crafted HTML page. (Chromium security severity: High)
CVE-2026-121212 High 8.8 - - 2026-11-03 Incorrect authorization in Core in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Medium)
CVE-2026-121211 High 8.3 - - 2026-11-03 Use after free in PowerBookmarks in Google Chrome prior to 157.0.8103.38 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to execute arbitrary code outside the sandbox via a crafted Chrome extension. (Chromium security severity: High)
CVE-2026-121210 High 8.8 - - 2026-11-03 Type confusion in V8 in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
CVE-2026-121209 - - - - 2026-11-03 UI misrepresentation in Input in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to spoof address bar via a crafted HTML page. (Chromium security severity: Low)
CVE-2026-121208 High 8.8 - - 2026-11-03 Out of bounds read in Media in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
CVE-2026-121207 - - - - 2026-11-03 Uninitialized resource in Dawn in Google Chrome on on Mac prior to 157.0.8103.38 allowed a remote attacker to read memory outside the sandbox via a crafted HTML page. (Chromium security severity: High)
CVE-2026-121206 Medium 5.4 - - 2026-11-03 UI misrepresentation in Isolated in Google Chrome prior to 157.0.8103.38 allowed a remote attacker leveraging social engineering to spoof UI elements via a crafted HTML page. (Chromium security severity: Low)
CVE-2026-121205 High 8.8 - - 2026-11-03 Incorrect authorization in CORS in Google Chrome prior to 157.0.8103.38 allowed a remote attacker leveraging social engineering to bypass web origin policy via a crafted HTML page. (Chromium security severity: Low)
CVE-2026-121204 High 8.8 - - 2026-11-03 Incomplete cleanup in DevTools in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Low)
CVE-2026-121203 High 8.8 - - 2026-11-03 Use after free in Geometry in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Critical)
CVE-2026-121202 Critical 9.6 - - 2026-11-03 Use after free in Autofill in Google Chrome prior to 157.0.8103.38 allowed a remote attacker leveraging social engineering to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)

What the Fix column means

A KB means we hold Microsoft's own remediation data for that CVE: the update that fixes it and, where Microsoft publishes one, the build revision that carries the fix. That is the difference between knowing a CVE exists and knowing whether the machine in front of you is still exposed to it.

If you want that answered for a specific machine rather than a specific CVE, paste your build into the patch checker. It walks the supersedence chain, so it can tell you that the update you actually installed covers a fix that shipped in an earlier one.

Where the data comes from

CVE records, CVSS scores and descriptions come from NVD. The exploited flag comes from CISA's KEV catalog. Windows fix data comes from Microsoft's own security update feed. We are not endorsed by or certified by any of them.