CVE-2023-52426

low-risk
Published 2024-02-04

libexpat through 2.5.0 allows recursive XML Entity Expansion if XML_DTD is undefined at compile time.

Do I need to act?

-
0.02% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Libexpat Project

References (13)

Technical Description https://cwe.mitre.org/data/definitions/776.html
Patch https://github.com/libexpat/libexpat/commit/0f075ec8ecb5e43f8fdca5182f8cca4703da...
Vendor Advisory https://github.com/libexpat/libexpat/pull/777
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...
https://security.netapp.com/advisory/ntap-20240307-0005/
Technical Description https://cwe.mitre.org/data/definitions/776.html
Patch https://github.com/libexpat/libexpat/commit/0f075ec8ecb5e43f8fdca5182f8cca4703da...
Vendor Advisory https://github.com/libexpat/libexpat/pull/777
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproje...
https://security.netapp.com/advisory/ntap-20240307-0005/
23
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal