🛡️ CVE-2012-6685 — nokogiri

🟠 CVSS 8.0 — High ✅ No Known Exploit CWE-776 OSV
8.0
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Nokogiri is vulnerable to XML External Entity (XXE) attack

Nokogiri before 1.5.4 is vulnerable to XXE attacks.

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. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity none, availability none.

Weakness class

CVE-2012-6685 is classified as CWE-776: XML Entity Expansion. Nested entity definitions expand enormously when parsed, consuming memory and CPU.

Affected software

CVE-2012-6685 is recorded against 1 package.

  • nokogiri (fixed in 1.5.4)

Timeline and source

Published on 23 April 2022 and last revised on 8 November 2023. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

nvd.nist.gov (Advisory)
github.com (Web)
bugzilla.redhat.com (Web)
github.com (Package)
nokogiri.org (Web)

Details

Severity HIGH
CVSS Score 8.0
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CWE CWE-776
Public Exploit ✅ No
Source OSV
Published 2022-04-23
Updated 2026-08-12
Modified 2023-11-08
Fix URL N/A

Affected Packages

Software From version Fixed in
nokogiri — 1.5.4

Similar Threats

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