CVEs / CVE-2021-30560
CVE-2021-30560: Google Chrome vulnerability
- high 8.8 CVSS 3.1 (NVD)
- EPSS 20.3% chance of exploitation in the next 30 days, higher than 97% of CVEs (1 Nov 2026)
- Last changed at its sources
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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.
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| Google Chrome | from unspecified, before 91.0.4472.164 | 91.0.4472.164 |
| Product | Affected | Fixed in |
|---|---|---|
| nokogiri (RubyGems) | before 1.13.2 | 1.13.2 |
Package versions from GHSA-59gp-qqm7-cw4j.
Exploitation
Not in the CISA Known Exploited Vulnerabilities catalog as of 30 Oct 2026.
Severity
| CVSS 3.1 | 8.8 highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HScored by NVD |
|---|---|
| Weakness | CWE-416 |
References
- CVE-2021-30560 on NVD
- CVE-2021-30560 on OSV
- https://chromereleases.googleblog.com/2021/07/stable-channel-update-for-desktop.html Release Notes, Vendor Advisory
- https://crbug.com/1219209 Issue Tracking, Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2022/09/msg00010.html Mailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202310-23 Third Party Advisory
- https://www.debian.org/security/2022/dsa-5216 Third Party Advisory
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.