xmlparse.c in Expat (aka libexpat) before 2.4.5 allows attackers to insert namespace-separator characters into namespace URIs.
Fix
Public exploits 1
- Satheesh575555/external_expat_AOSP10_r33_CVE-2022-25236 PoC on GitHub
Each line links to the index that lists it, never to exploit code. Exploit-DB's "verified" and a Metasploit rank of good or better count as verified; a PoC-in-GitHub entry is a repository's claim.
Patch, vendor advisory and mitigation references on NVD 4
- https://github.com/libexpat/libexpat/pull/561 Patch, Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.html Patch, Third Party Advisory
- https://github.com/libexpat/libexpat/pull/561 Patch, Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.html Patch, Third Party Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 9.8 · libexpat_project, debian, oracleNVD modified 2026-10-14 17:17
Affected (CPE criteria) 7
cpe:2.3:a:libexpat_project:libexpat:*:*:*:*:*:*:*:*cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*cpe:2.3:a:oracle:http_server:12.2.1.3.0:*:*:*:*:*:*:*cpe:2.3:a:oracle:http_server:12.2.1.4.0:*:*:*:*:*:*:*cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:*cpe:2.3:a:siemens:sinema_remote_connect_server:*:*:*:*:*:*:*:*
References 24
- http://packetstormsecurity.com/files/167238/Zoom-XMPP-Stanza-Smuggling-Remote-Code-Execution.html Third Party Advisory, VDB Entry
- http://www.openwall.com/lists/oss-security/2022/02/19/1 Mailing List, Third Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf Third Party Advisory
- https://github.com/libexpat/libexpat/pull/561 Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/03/msg00007.html Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3UFRBA3UQVIQKXTBUQXDWQOVWNBKLERU/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y27XO3JMKAOMQZVPS3B4MJGEAHCZF5OM/
- https://security.gentoo.org/glsa/202209-24 Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220303-0008/ Third Party Advisory
- https://www.debian.org/security/2022/dsa-5085 Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.html Patch, Third Party Advisory
- http://packetstormsecurity.com/files/167238/Zoom-XMPP-Stanza-Smuggling-Remote-Code-Execution.html Third Party Advisory, VDB Entry
- http://www.openwall.com/lists/oss-security/2022/02/19/1 Mailing List, Third Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf Third Party Advisory
- https://github.com/libexpat/libexpat/pull/561 Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/03/msg00007.html Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3UFRBA3UQVIQKXTBUQXDWQOVWNBKLERU/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y27XO3JMKAOMQZVPS3B4MJGEAHCZF5OM/
- https://security.gentoo.org/glsa/202209-24 Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220303-0008/ Third Party Advisory
- https://www.debian.org/security/2022/dsa-5085 Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.html Patch, Third Party Advisory
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html
- https://cert-portal.siemens.com/productcert/html/ssa-484086.html