Google · Memory corruption
Google Chromium Use-After-Free Vulnerability
At a glance
Actively exploited in the wild — prioritise confirming exposure.
High rather than Critical: exposure is scored at a default because we cannot see your systems or suppliers. If you run or depend on Google Chrome, treat it as Critical.
Briefing
There is no written leader briefing for this story yet. These questions come from the facts we hold.
Questions to ask IT
- Do we run Google Chrome, and is every instance on version 157.0.8103.50 or later?
- Is any of it reachable from the internet?
- Have we checked whether it has already been used against us?
- If it is not yet patched, what mitigation is in place, and will the fix be done by 11 Nov?
Next steps
- Confirm exposure and remediation status for affected products
Vulnerability facts
Full CVE detail CVE-2026-125350- 8.8 · HighExploitable over the network without any account, but only if a user takes an action, such as opening a file or link. High impact on confidentiality, integrity and availability.CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Listed: attacks using it have been seen (on the catalogue since )
- Before 157.0.8103.50
- 157.0.8103.50
Versions are as the CVE record states them; check the vendor advisory before planning a fix.
No technical write-up beyond these facts and the summary below yet.
Next steps
- Confirm whether affected products/versions are present and prioritise patching or mitigations
Summary
- Google Chromium contains a use-after-free vulnerability in the XML component that could allow a remote attacker to execute arbitrary code inside the sandbox via a specially crafted webpage.
- CVE-2026-125350 is confirmed as exploited in the wild (US known-exploited catalogue)
- Authoritative catalogues report active exploitation of this vulnerability.
Products and services involved
- Google Chrome93% match confidence · CVE-2026-125350
Pulse
Last change 26m ago · Next recheck 11 Nov 2026, 03:32 UK time
- Story10 Nov 2026, 21:32 UK time · 26m ago
Linked reporting from CISA (official authority).
Read source (CISA Known Exploited Vulnerabilities)
1 entry so far. The timeline chart appears once this story has more history.
Sources
Google Chromium Use-After-Free Vulnerability
How we know
Statements extracted from sources. Higher confidence means stronger corroboration.
- ConfirmedHeadline90% confidence
Google Chromium Use-After-Free Vulnerability
- ConfirmedSummary fact75% confidence
Google Chromium contains a use-after-free vulnerability in the XML component that could allow a remote attacker to execute arbitrary code inside the sandbox via a specially crafted webpage.
- ConfirmedCVE identifier95% confidence
Event involves CVE-2026-125350
- ConfirmedKnown-exploited catalogue98% confidence
CVE-2026-125350 is confirmed as exploited in the wild (US known-exploited catalogue)