← Vulnerability feed

Vulnerability record · CVE-2025-8732 · published 8 August 2025

CVE-2025-8732: Xmlsoft libxml2 improper resource shutdown vulnerability

Xmlsoft · Libxml2

A vulnerability was found in libxml2 up to 2.14.5. It has been declared as problematic. This vulnerability affects the function xmlParseSGMLCatalog of the component xmlcatalog. The manipulation leads to uncontrolled recursion. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used. The real existence of this vulnerability is still doubted at the moment. The code maintainer explains, that "[t]he issue can only be triggered with untrusted SGML catalogs and it makes absolutely no sense to use untrusted catalogs. I also doubt that anyone is still using SGML catalogs at all."

1.9 CVSS 4.0 Low EPSS 0.21% · top 90.3% CWE-404 · Improper resource shutdownCWE-674 · CWE-674
1.9CVSS 4.0 base score, v2 1.7
0.21%EPSS exploitation probability, 30 days
NoNot in CISA KEV
4Affected product versions listed by NVD
7References, 2 tagged exploit
1 Jul 2026Last modified by NVD

Description

A vulnerability was found in libxml2 up to 2.14.5. It has been declared as problematic. This vulnerability affects the function xmlParseSGMLCatalog of the component xmlcatalog. The manipulation leads to uncontrolled recursion. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used. The real existence of this vulnerability is still doubted at the moment. The code maintainer explains, that "[t]he issue can only be triggered with untrusted SGML catalogs and it makes absolutely no sense to use untrusted catalogs. I also doubt that anyone is still using SGML catalogs at all."

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

4 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://drive.google.com/file/d/1woIeYVcSQB_NwfEhaVnX6MedpWJ_nqWl/view?usp=drive_link Broken Link
https://gitlab.gnome.org/GNOME/libxml2/-/issues/958 ExploitIssue TrackingThird Party Advisory
https://gitlab.gnome.org/GNOME/libxml2/-/issues/958#note_2505853 ExploitIssue TrackingThird Party Advisory
https://vuldb.com/?ctiid.319228 Permissions RequiredThird Party Advisory
https://vuldb.com/?id.319228 Permissions RequiredThird Party Advisory
https://vuldb.com/?submit.622285 Permissions RequiredThird Party Advisory
https://cert-portal.siemens.com/productcert/html/ssa-253495.html Third Party Advisory

Track CVE-2025-8732 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2024-56346Ibm aix vulnerabilityIBM AIX 7.2 and 7.3 nimesis NIM master service could allow a remote attacker to execute arbitrary commands due to improper process controls.EPSS 1.1%10.0CVE-2010-3187Ibm aix memory buffer overflow vulnerabilityBuffer overflow in ftpd in IBM AIX 5.3 and earlier allows remote attackers to execute arbitrary code via a long NLST command.EPSS 20%10.0CVE-2010-1039Hp nfs\/oncplus vulnerabilityFormat string vulnerability in the _msgout function in rpc.pcnfsd in IBM AIX 6.1, 5.3, and earlier; IBM VIOS 2.1, 1.5, and earlier; NFS/ONCplus B.11.…EPSS 20%10.0CVE-2009-3699IBM AIX and VIOS rpc.cmsd XDR string stack buffer overflowA stack-based buffer overflow exists in libcsa.a, the calendar daemon library used by rpc.cmsd, in IBM AIX 5.x through 5.3.10, 6.x through 6.1.3, and…EPSS 62%analysed10.0CVE-2009-3517Ibm aix vulnerabilitynfs.ext in IBM AIX 5.3.x through 5.3.9 and 6.1.0 through 6.1.2 does not properly use the nfs_portmon setting, which allows remote attackers to bypass…EPSS 4.4%10.0CVE-2008-3529Xmlsoft libxml2 memory buffer overflow vulnerabilityHeap-based buffer overflow in the xmlParseAttValueComplex function in parser.c in libxml2 before 2.7.0 allows context-dependent attackers to cause a …EPSS 23%10.0CVE-2006-5008Ibm aix vulnerabilityUnspecified vulnerability in utape in IBM AIX 5.2.0 and 5.3.0 allows attackers to execute arbitrary commands and overwrite arbitrary files via unspec…EPSS 3.5%10.0CVE-2005-4272Ibm aix vulnerabilityMultiple buffer overflows in IBM AIX 5.1, 5.2, and 5.3 allow remote attackers to execute arbitrary code via (1) muxatmd and (2) slocal.EPSS 9.0%

Source: NIST National Vulnerability Database (record CVE-2025-8732), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.