CVE-2026-121187

MediumCVSS 5.3/10Last modified Nov 5, 2026

Description

Observable discrepancy 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: Medium)

Metrics

CVSS 3.1 5.3/10CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N

Weakness enumeration

CWE-203

Affected software

No affected versions have been published.

Timeline

Published
Nov 3, 2026
Last modified
Nov 5, 2026
NVD status
Analyzed

Related CVEs from 2026

CVE-2026-1211888.8Use after free in PerformanceAPIs in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to execute arbitrary code inside the sanCVE-2026-1211899.6Use after free in Browser in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to execute arbitrary code outside the sandbox viCVE-2026-121196.5The Simple File List plugin for WordPress is vulnerable to unauthorized file operations due to a missing authorization check on the 'frontmaCVE-2026-1211904.3UI misrepresentation in Extensions in Google Chrome prior to 157.0.8103.38 allowed a remote attacker leveraging social engineering to spoof CVE-2026-1211916.5Missing Authorization vulnerability in TÜBİTAK BİLGEM Software Technologies Research Institute eta-remote allows Accessing Functionality NotCVE-2026-1211936.5Incorrect authorization in Extensions in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass system access restrictionsCVE-2026-1211945.3Missing authorization in SiteIsolation in Google Chrome prior to 157.0.8103.38 allowed a remote attacker who had compromised the renderer prCVE-2026-1211958.8Incorrect authorization in TrustedTypes in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass web origin policy via a CVE-2026-1211968.1Privilege elevation in Mobile in Google Chrome on on iOS prior to 157.0.8103.38 allowed a remote attacker to bypass system access restrictioCVE-2026-1211977.4Out of bounds read in ANGLE in Google Chrome on on Mac prior to 157.0.8103.38 allowed a remote attacker to read memory outside the sandbox vCVE-2026-1211988.8Confused deputy in WebUI in Google Chrome prior to 157.0.8103.38 allowed a remote attacker leveraging social engineering to bypass web origiCVE-2026-1211995.5Missing authorization in Chromoting in Google Chrome on on Mac prior to 157.0.8103.38 allowed a local attacker to obtain sensitive informati
CVE-2026-121187: Medium severity, CVSS 5.3 | Vulnix