ChromeWeb browser · Google
CVE-2026-15777
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedUse after free in UI in Google Chrome on Linux prior to 150.0.7871.125 allowed a remote attacker who convinced a user to engage in specific UI gestures to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · high confidenceA use-after-free vulnerability exists in the UI component of Google Chrome on Linux versions prior to 150.0.7871.125. A remote attacker can exploit this by tricking a user into performing specific UI gestures while viewing a crafted HTML page, potentially leading to heap corruption and arbitrary code execution.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE data
ChromeWeb browser
< 150.0.7871.125CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Network
- Complexity
- High
- Privileges
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
-
Check Chrome version via command lineRun `google-chrome --version` or `google-chrome -version` in a terminalAffected if The reported version is lower than 150.0.7871.125
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Check Chrome version via about pageOpen `chrome://version` in the Chrome browser and look at the 'Version' fieldAffected if The displayed version is lower than 150.0.7871.125
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Confirm Linux platformRun `uname -a` or check that the Chrome binary is the Linux version (not Windows or macOS)Affected if The platform is Linux and the Chrome version is below 150.0.7871.125
A user is affected if they are running Google Chrome on Linux with a version number lower than 150.0.7871.125.
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
dbcve · scoped150.0.7871.125
Upgrade Google Chrome on Linux to version 150.0.7871.125 or later to address the vulnerability.
Chrome 150.0.7871.125 or later
- 1. Open Google Chrome on the affected Linux system
- 2. Click the three-dot menu icon in the top-right corner
- 3. Select 'Help' from the dropdown menu
- 4. Click 'About Google Chrome'
- 5. Chrome will automatically check for and download the latest version
- 6. Wait for the update to download (version 150.0.7871.125 or later)
- 7. Click 'Relaunch' or restart Chrome manually to apply the update
- 8. Verify the update by returning to About Google Chrome and confirming the version number is 150.0.7871.125 or higher
Generated from the published advisory — verify against the referenced sources before acting.
Fix this in Chrome
Scoped from the published advisory
- Consultation1.0 h
- Implementation1.0 h
- Testing1.0 h
- Review / QA1.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $1,200.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2026-15777 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2026-15777 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.
- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
- No spam, self-promotion, credentials, or personal data