Google · Memory corruption
Use after free in Media in Google Chrome prior to 155.0.8059.79 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page
At a glance
~0.3% estimated chance of attack in 30 days. Exploitation not confirmed.
Low rather than Medium: UK relevance is 40 of 100, little UK-specific signal so far.
Briefing
- IT leaders should verify if Google Chrome versions prior to 155.0.8059.79 are in use.
- Leaders should monitor for potential exploitation of CVE-2026-110153 given the reported attack probability.
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 1 Dec?
Next steps
- Confirm whether this affects systems or suppliers in your estate
Vulnerability facts
Full CVE detail CVE-2026-110153- 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
- 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.
- The vulnerability affects Google Chrome versions prior to 155.0.8059.79.
- The vulnerability allows remote code execution inside the sandbox via a crafted HTML page.
- An estimated 0.3% chance of attack in 30 days has been reported for CVE-2026-110153 as of 2026-10-16.
Next steps
- Review the advisory against your asset inventory and patch cadence
Summary
- A use after free vulnerability in Google Chrome's Media component allowed remote code execution inside the sandbox via a crafted HTML page.
- Microsoft Edge (Chromium-based) addresses this vulnerability through Chromium updates.
Read the original reportMicrosoft Security Update Guide RSS(opens in a new tab)
Products and services involved
- Google Chrome93% match confidence · CVE-2026-110153
- Microsoft Edge98% match confidence · CVE-2026-110153
Pulse
Last checked 7d ago · Recheck overdue since 2 Nov 2026, 21:14 UK time
held at 0.3%; ranking metadata was updated.
Sources
Chromium CVE-2026-110153: Use after free
How we know
Statements extracted from sources. Higher confidence means stronger corroboration.
- ClaimedHeadline60% confidence
Use after free in Media in Google Chrome prior to 155.0.8059.79 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page
- 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-2026-110153
- ConfirmedEstimated attack likelihood95% confidence
CVE-2026-110153 has an estimated ~0.3% chance of attack in 30 days (21.5th percentile) as of 2026-10-16 — probability signal, not confirmed exploitation