🛡️ CVE-2021-30560 — nokogiri

🟠 CVSS 8.0 — High ✅ No Known Exploit CWE-416 OSV
8.0
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Nokogiri has vulnerable dependencies on libxml2 and libxslt

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 this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. A user must be tricked into taking some action. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability high.

Weakness class

CVE-2021-30560 is classified as CWE-416: Use After Free. Memory is used after being released, so its contents may already belong to something else.

Affected software

CVE-2021-30560 is recorded against 1 package.

  • nokogiri (fixed in 1.13.2)

Timeline and source

Published on 24 May 2022 and last revised on 16 February 2024. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

github.com (Web)
nvd.nist.gov (Advisory)
chromereleases.googleblog.com (Web)
crbug.com (Web)
github.com (Web)
github.com (Package)
github.com (Web)
lists.debian.org (Web)
security.gentoo.org (Web)
www.debian.org (Web)

CVE-2021-30560 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Severity HIGH
CVSS Score 8.0
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE CWE-416
Public Exploit ✅ No
Source OSV
Published 2022-05-24
Updated 2026-08-12
Modified 2024-02-16
Fix URL N/A

Affected Packages

Software From version Fixed in
nokogiri — 1.13.2

Similar Threats

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