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Fencer Vulns
critical 9.6

CVE-2026-5874 in the critical feed json

Use after free in PrivateAI in Google Chrome prior to 147.0.7727.55 allowed a remote attacker who convinced a user to engage in specific UI…

published 2026-04-08 7 mo ago modified 2026-07-24 3 mo ago also EUVD-2026-20679

cvss
9.6
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 18%
public exploits
0
none known

Summary

Use after free in PrivateAI in Google Chrome prior to 147.0.7727.55 allowed a remote attacker who convinced a user to engage in specific UI gestures to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Medium)

Patch / fix

  • google chrome 147.0.7727.55
  • chromium Debian 12 147.0.7727.55-1~deb12u1
  • chromium Debian 13 147.0.7727.55-1~deb13u1
  • chromium Debian 14 147.0.7727.55-1

debian advisories DEBIAN-CVE-2026-5874

  • chromium openSUSE Leap 16.0 147.0.7727.137-bp160.1.1
  • chromium openSUSE Tumbleweed 147.0.7727.55-1.1

opensuse advisories openSUSE-SU-2026:20660-1openSUSE-SU-2026:10530-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-5874 updated cvss 9.6

chromium-browser: Google Chrome: Sandbox escape via use-after-free in PrivateAI

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
6 mo ago

Exploit prediction

0.26% chance of exploitation in the next 30 days, higher than 18% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 9.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CNA 3.1 9.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Affected products

  • Google Chrome

Classification

Weakness
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.