CVE-2026-9889

high

Published 2026-05-28 · Modified 2026-06-01

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CVSS v3

8.3

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

CVSS v4 NEW

—

not yet in upstream

VIR risk

8.3

Description

Out of bounds read and write in Dawn in Google Chrome on Android prior to 148.0.7778.216 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)

Predictions

Exploit likelihood

89%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

Mitigation details

Source: Debian Security Tracker · View original ↗ · DFSG

CVE-2026-9889 NameCVE-2026-9889 DescriptionOut of bounds read and write in Dawn in Google Chrome on Android prior to 148.0.7778.216 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical) SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub…

CVE-2026-9889

Name	CVE-2026-9889
Description	Out of bounds read and write in Dawn in Google Chrome on Android prior to 148.0.7778.216 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
chromium (PTS)	bullseye (security), bullseye	120.0.6099.224-1~deb11u1	vulnerable
	bookworm	147.0.7727.137-1~deb12u1	vulnerable
	bookworm (security)	148.0.7778.178-1~deb12u1	vulnerable
	trixie	147.0.7727.137-1~deb13u1	vulnerable
	trixie (security)	148.0.7778.178-1~deb13u1	vulnerable
	forky, sid	148.0.7778.178-1	vulnerable

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
chromium	source	bullseye	(unfixed)	end-of-life
chromium	source	(unstable)	(unfixed)

Notes

[bullseye] - chromium <end-of-life> (see #1061268)

Home - Debian Security - Source (Git)

Apply commands

text fix

Notes

[bullseye] - chromium <end-of-life> (see #1061268)

OS impact

Debian Mixed 5 releases

Version	Status	Fixed in
trixie	Fixed	`148.0.7778.215-1~deb13u1`
sid	Fixed	`148.0.7778.215-1`
forky	Affected	—
bullseye	Affected	—
bookworm	Fixed	`148.0.7778.215-1~deb12u1`

Application impact

Vendor	Product	Versions	Fixed
google	chrome	`{"endExcluding":"148.0.7778.216"}`	`148.0.7778.216`

References

CWEs

CWE-125 CWE-787

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.