CVE-2013-4520
xslt.c in libxslt before 1.1.25 allows context-dependent attackers to cause a denial of service ...
xslt.c in libxslt before 1.1.25 allows context-dependent attackers to cause a denial of service (crash) via a stylesheet that embeds a DTD, which causes a structure to be accessed as a different type. NOTE: this issue is due to an incomplete fix for CVE-2012-2825.
Exploit likelihood
What each source reports
NVD Score used
xslt.c in libxslt before 1.1.25 allows context-dependent attackers to cause a denial of service (crash) via a stylesheet that embeds a DTD, which causes a structure to be accessed as a different type. NOTE: this issue is due to an incomplete fix for CVE-2012-2825.
- Record
CVE-2013-4520- CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:N/A:P - Updated
- 2026-11-02
CVE List No score
xslt.c in libxslt before 1.1.25 allows context-dependent attackers to cause a denial of service (crash) via a stylesheet that embeds a DTD, which causes a structure to be accessed as a different type. NOTE: this issue is due to an incomplete fix for CVE-2012-2825.
- Record
CVE-2013-4520- Updated
- 2026-11-02
EUVDEUVD-2013-4379 No score
xslt.c in libxslt before 1.1.25 allows context-dependent attackers to cause a denial of service (crash) via a stylesheet that embeds a DTD, which causes a structure to be accessed as a different type. NOTE: this issue is due to an incomplete fix for CVE-2012-2825.
- Record
EUVD-2013-4379- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-762m-frp4-phf3 No score
xslt.c in libxslt before 1.1.25 allows context-dependent attackers to cause a denial of service ...
xslt.c in libxslt before 1.1.25 allows context-dependent attackers to cause a denial of service (crash) via a stylesheet that embeds a DTD, which causes a structure to be accessed as a different type. NOTE: this issue is due to an incomplete fix for CVE-2012-2825.
- Record
GHSA-762m-frp4-phf3- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2013-4520 is a medium vulnerability (CVSS 4.3) in Xmlsoft Libxslt, published December 14, 2013. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.29%, the 83rd percentile. No source names a fixed version.
References
seclists.org/oss-sec/2013/q4/239
gitorious.org/libxslt/libxslt/commit/7089a62b8f133b42a2981cf1f920a8b3fe9a8caa
suse.com/support/update/announcement/2013/suse-su-20131654-1.html
secunia.com/advisories/56072
bugzilla.novell.com/show_bug.cgi?id=849019