CVE-2026-87505
Last modified
CVE-2026-87505 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. Incorrect authorization in FileSystem in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted PDF file. (Chromium security severity: Medium). EPSS estimates a 0.16% chance of exploitation in the next 30 days.
Description
Incorrect authorization in FileSystem in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted PDF file. (Chromium security severity: Medium)
Metrics
Weakness Enumeration
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| Chrome | >= 153.0.8010.36, < 153.0.8010.36 |
References
Timeline
- Published
- Last Modified
- Status
- Undergoing Analysis
Frequently Asked Questions
What is CVE-2026-87505?
How severe is CVE-2026-87505?
How do I fix CVE-2026-87505?
How Strix Helps
- Uncovering a hidden BOLA in Appsmith's snapshot logicStrix autonomously discovered a BOLA/IDOR vulnerability in Appsmith's snapshot deletion path.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2026
- CVE-2026-8750A vulnerability was identified in h2oai h2o-3 up to 7402. Af…7.5
- CVE-2026-87500Improper validation of array index in ANGLE in Google Chrome…9.6
- CVE-2026-87501UI misrepresentation in Passwords in Google Chrome prior to …5.4
- CVE-2026-87502Confused deputy in Fullscreen in Google Chrome prior to 153.…4.2
- CVE-2026-87503Inappropriate implementation in Downloads in Google Chrome o…
- CVE-2026-87504Use after free in Core in Google Chrome prior to 153.0.8010.…9.6
- CVE-2026-87506Privilege elevation in WebUI in Google Chrome prior to 153.0…8.3
- CVE-2026-87507UI misrepresentation in Downloads in Google Chrome prior to …5.4
- CVE-2026-87508Incorrect authorization in Loader in Google Chrome prior to …4.3
- CVE-2026-87509Incorrect authorization in Updater in Google Chrome on on Wi…8.1
- CVE-2026-8751A security flaw has been discovered in h2oai h2o-3 up to 740…9.8
- CVE-2026-87510Improper input validation in FileAPI in Google Chrome prior …8.3
Are you affected by CVE-2026-87505?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST