Description
An issue was discovered in libexpat before 2.6.4. There is a crash within the XML_ResumeParser function because XML_StopParser can stop/suspend an unstarted parser.
Affected products
netapp: active iq unified manager; netapp: solidfire \& hci management node; netapp: solidfire \& hci storage node; netapp: windows host utilities; debian: debian linux; netapp: hci compute node; netapp: h300s firmware; netapp: h300s; netapp: h500s firmware; netapp: h500s; netapp: h700s firmware; netapp: h700s; netapp: h410s firmware; netapp: h410s; netapp: h410c firmware
References6
- github.com/libexpat/libexpat/pull/915 Issue Tracking
- lists.debian.org/debian-lts-announce/2025/04/msg00040.html Mailing ListThird Party Advisory
- security.netapp.com/advisory/ntap-20250404-0008/ Third Party Advisory
- cert-portal.siemens.com/productcert/html/ssa-202008.html
- cert-portal.siemens.com/productcert/html/ssa-355557.html
- cert-portal.siemens.com/productcert/html/ssa-398330.html
Metrics
- CVSS 3.1
-
5.9
MEDIUM
Score source: CNA
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H - EPSS — exploit probability
- 1% percentile: 66 · as of 6 November 2026
- CWE
- CWE-754
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.