XXE in Libexpat_project Libexpat
CVE-2024-28757
libexpat through 2.6.1 allows an XML Entity Expansion attack when there is isolated use of external parsers (created via XML_ExternalEntityParserCreate).
EPSS: 0.020 (78.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Patch, Issue Tracking)
- cve@mitre.org (Exploit, Patch, Issue Tracking)
- cve@mitre.org (vendor-advisory, Mailing List)
- cve@mitre.org (vendor-advisory, Mailing List)
- cve@mitre.org (Third Party Advisory)
- cve@mitre.org (vendor-advisory, Mailing List)
- cve@mitre.org (mailing-list, Patch, Mailing List, Release Notes)
- af854a3a-2127-422b-91ae-364da2661108
- af854a3a-2127-422b-91ae-364da2661108
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2024-28757?
- CVE-2024-28757 is a high-severity vulnerability in Libexpat_project Libexpat, classified under Improper Restriction of Recursive Entity References in DTDs (XML Entity Expansion). CVSS score: 7.5/10. Published 2024-03-10.
- How severe is CVE-2024-28757?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2024-28757 known to be exploited?
- 18 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.