CVE-2026-91737: High Use after free in PDF
Chromium CVE-2026-91737: Use after free
Other sources
This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases](https://chromereleases.googleblog.com/2026)) for more information.
— Microsoft
Use after free in PDF in Google Chrome prior to 153.0.8010.47 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
— MITRE
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 153.0.4234.46 - Upgrade
Upgrade
Google Chrometo a version that resolves this vulnerability.Fixed in 153.0.8010.47
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2026-85043
- CVE-2026-102324
- CVE-2026-87499
- CVE-2026-85052
- CVE-2026-84324
- CVE-2026-103630
- CVE-2026-95372
- CVE-2026-95351
- CVE-2026-17657
- CVE-2026-91708
- CVE-2026-95339
- CVE-2026-79201
- CVE-2026-95310
- CVE-2026-95356
- CVE-2026-19173
- CVE-2026-79218
- CVE-2026-84325
- CVE-2026-91722
- CVE-2026-91724
- CVE-2026-91721
- CVE-2026-79219
- CVE-2026-19137
- CVE-2026-19170
- CVE-2026-87647
- CVE-2026-91736
- CVE-2026-87514
- CVE-2026-91716
- CVE-2026-95313
- CVE-2026-91749
- CVE-2026-84357
- CVE-2026-85051
- CVE-2026-85053
- CVE-2026-87628
- CVE-2026-17666
- CVE-2026-79195
- CVE-2026-84349
- CVE-2026-78954
- CVE-2026-79174
- CVE-2026-79187
- CVE-2026-79274
- CVE-2026-78952
- CVE-2026-79078
Frequently Asked Questions
What does an attacker need to exploit this issue?
The attacker needs to cause a user to load a crafted HTML page. Successful exploitation allows arbitrary code execution inside the Chrome sandbox.
Which Chrome versions are affected?
Google Chrome versions prior to 153.0.8010.47 are affected. Update Chrome to 153.0.8010.47 or later.
Is exploitation confined to the browser sandbox?
Based on the available information, the stated impact is arbitrary code execution inside the sandbox. The data does not establish a sandbox escape or execution on the underlying operating system.