AI and data stack advisories

Severe, 6 weeks1496Projects326

1496 severe, 6 weeks · 326 projects

GoogleCVE-2026-93378

Google Chrome: missing authorization

Google

CVE-2026-93378 · Published Sep 17, 2026 · updated Sep 21, 2026

Low3.1
Fix: upgrade to 153.0.8010.52 or later
Google advisory

Missing authorization in Storage in Google Chrome prior to 153.0.8010.52 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted PDF file. (Chromium security severity: Medium)

Affected versions

PackageAffectedFixed in
Chrome
Product
>= 153.0.8010.52, < 153.0.8010.52153.0.8010.52
Details and references
CVSS 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
Severity from
CISA (its enrichment of the CVE record)
Weakness
CWE-862

More Google advisories

All Google
Medium 4.3Sep 17Google Chrome: remote attacker could obtain cross-origin dataCVE-2026-93387fixed in 153.0.8010.52High 8.8Sep 17Google Chrome: type confusionCVE-2026-93377fixed in 153.0.8010.52Medium 4.3Sep 17Google Chrome: improper authorizationCVE-2026-93379fixed in 153.0.8010.52Low 3.1Sep 17Google Chrome: race conditionCVE-2026-93380fixed in 153.0.8010.52High 8.8Sep 17Google Chrome: buffer overflowCVE-2026-93381fixed in 153.0.8010.52High 8.8Sep 17Google Chrome: use after freeCVE-2026-93382fixed in 153.0.8010.52