CVE-2021-30560
HIGHCVSS 8.8/10EPSS 21.62%
Last modified
CVE-2021-30560 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Use after free in Blink XSLT in Google Chrome prior to 91.0.4472.164 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.. EPSS estimates a 21.62% chance of exploitation in the next 30 days.
Description
Use after free in Blink XSLT in Google Chrome prior to 91.0.4472.164 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Chrome | < 91.0.4472.164 | |
| Xmlsoft | Libxslt | < 1.1.35 |
| Debian | Debian Linux | 10.0 |
| Debian | Debian Linux | 11.0 |
| Splunk | Universal Forwarder | >= 8.2.0, < 8.2.12 |
| Splunk | Universal Forwarder | >= 9.0.0, < 9.0.6 |
| Splunk | Universal Forwarder | 9.1.0 |
References
- https://chromereleases.googleblog.com/2021/07/stable-channel-update-for-desktop.htmlRelease Notes, Vendor Advisory
- https://crbug.com/1219209Issue Tracking, Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2022/09/msg00010.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202310-23Third Party Advisory
- https://www.debian.org/security/2022/dsa-5216Third Party Advisory
- https://chromereleases.googleblog.com/2021/07/stable-channel-update-for-desktop.htmlRelease Notes, Vendor Advisory
- https://crbug.com/1219209Issue Tracking, Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2022/09/msg00010.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202310-23Third Party Advisory
- https://www.debian.org/security/2022/dsa-5216Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-30560?
Use after free in Blink XSLT in Google Chrome prior to 91.0.4472.164 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
How severe is CVE-2021-30560?
CVE-2021-30560 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 21.62% probability of exploitation in the next 30 days.
How do I fix CVE-2021-30560?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- 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 2021
- CVE-2021-30555Use after free in Sharing in Google Chrome prior to 91.0.447…8.8
- CVE-2021-30556Use after free in WebAudio in Google Chrome prior to 91.0.44…8.8
- CVE-2021-30557Use after free in TabGroups in Google Chrome prior to 91.0.4…8.8
- CVE-2021-30558Insufficient policy enforcement in content security policy i…8.8
- CVE-2021-30559Out of bounds write in ANGLE in Google Chrome prior to 91.0.…8.8
- CVE-2021-3056A memory corruption vulnerability in Palo Alto Networks PAN-…8.8
- CVE-2021-30561Type Confusion in V8 in Google Chrome prior to 91.0.4472.164…8.8
- CVE-2021-30562Use after free in WebSerial in Google Chrome prior to 91.0.4…8.8
- CVE-2021-30563Type Confusion in V8 in Google Chrome prior to 91.0.4472.164…8.8
- CVE-2021-30564Heap buffer overflow in WebXR in Google Chrome prior to 91.0…8.8
- CVE-2021-30565Out of bounds write in Tab Groups in Google Chrome on Linux …8.8
- CVE-2021-30566Stack buffer overflow in Printing in Google Chrome prior to …8.8
Are you affected by CVE-2021-30560?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST