CVE-2024-39908
Denial of service in REXML
MEDIUM 6.9EPSS 1.5%
REXML is an XML toolkit for Ruby. The REXML gem before 3.3.1 has some DoS vulnerabilities when it parses an XML that has many specific characters such as `<`, `0` and `%>`. If you need to parse untrusted XMLs, you many be impacted to these vulnerabilities. The REXML gem 3.3.2 or later include the patches to fix these vulnerabilities. Users are advised to upgrade. Users unable to upgrade should avoid parsing untrusted XML strings.
- Affected
- ruby · rexml
- CVSS v4.0 GitHub
- 6.9 MEDIUM
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N - CVSS v3.1 GITHUB
- 4.3 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L - EPSS
- 1.49% chance of exploitation in the next 30 days, 74th percentile
- Published
- 2024-07-16
- Updated
- 2025-11-03
Proof-of-concept exploits (1)
- SpiralBL0CK/CVE-2024-399080★ · 2024-12-19
Security advisories
- ruby/rexml/security/advisories/GHSA-4xqq-m2hx-25v8
- https://www.ruby-lang.org/en/news/2024/07/16/dos-rexml-cve-2024-39908
- https://security.netapp.com/advisory/ntap-20250117-0008
- advisories/GHSA-4xqq-m2hx-25v8