Incorrect reference resolution in Extensions in Google Chrome on on Mac prior to 155.0.8059.79 allowed a remote attacker who had compromised the renderer process to execute arbitr…
At a glance
Low rather than Medium: UK relevance is 40 of 100, little UK-specific signal so far.
Briefing
- Do not treat uncorroborated claims as confirmed breaches.
Questions to ask IT
- Do we run Google Chrome and Microsoft Edge, and is every instance on version 155.0.8059.79 or later?
- If it is not yet patched, what mitigation is in place, and will the fix be done by 3 Dec?
Next steps
- Confirm whether this affects systems or suppliers in your estate
Vulnerability facts
Full CVE detail CVE-2026-110156- 8.3 · HighExploitable over the network without any account, under specific conditions, but only if a user takes an action, such as opening a file or link. High impact on confidentiality, integrity and availability, and it can reach beyond the vulnerable system.CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
- Not listed
- ~0.3% estimated chance of attack in 30 days
- Before 155.0.8059.79
- 155.0.8059.79
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
- Review the advisory against your asset inventory and patch cadence
Summary
- Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.
Read the original reportMicrosoft Security Update Guide RSS(opens in a new tab)
Products and services involved
- Google Chrome93% match confidence · CVE-2026-110156
- Microsoft Edge98% match confidence · CVE-2026-110156
Pulse
Last checked 6d ago · Recheck overdue since 4 Nov 2026, 02:09 UK time
in the next 30 days first recorded at 0.3% (lower likelihood signal, not confirmed exploitation).
recorded — watch for changes; not confirmed exploitation.
1 quiet check hidden.
Sources
Chromium CVE-2026-110156: Incorrect reference resolution
How we know
Statements extracted from sources. Higher confidence means stronger corroboration.
- ClaimedHeadline60% confidence
Incorrect reference resolution in Extensions in Google Chrome on on Mac prior to 155.0.8059.79 allowed a remote attacker who had compromised the renderer process to execute arbitr…
- ProbableSummary fact75% confidence
Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2026) for more information.
- ConfirmedCVE identifier95% confidence
Event involves CVE-2026-110156