CVE-2009-0366

The uncompress_buffer function in src/server/simple_wml.cpp in Wesnoth before r33069 allows...

4.3 Medium

The uncompress_buffer function in src/server/simple_wml.cpp in Wesnoth before r33069 allows remote attackers to cause a denial of service via a large compressed WML document.

Exploit likelihood

1.96%Down 1.5 points since Feb 4, 2022

What each source reports

NVD Score used 4.3

The uncompress_buffer function in src/server/simple_wml.cpp in Wesnoth before r33069 allows remote attackers to cause a denial of service via a large compressed WML document.

Record: CVE-2009-0366
CVSS 2.0: 4.3 MediumAV:N/AC:M/Au:N/C:N/I:N/A:P
Weakness: CWE-399
Updated: 2026-11-02

CVE List No score

The uncompress_buffer function in src/server/simple_wml.cpp in Wesnoth before r33069 allows remote attackers to cause a denial of service via a large compressed WML document.

Record: CVE-2009-0366
Updated: 2026-11-02

EUVDEUVD-2009-0370 No score

The uncompress_buffer function in src/server/simple_wml.cpp in Wesnoth before r33069 allows remote attackers to cause a denial of service via a large compressed WML document.

Record: EUVD-2009-0370
Updated: 2026-11-03

GitHub AdvisoriesGHSA-gxgp-v476-3c85 No score

The uncompress_buffer function in src/server/simple_wml.cpp in Wesnoth before r33069 allows...

The uncompress_buffer function in src/server/simple_wml.cpp in Wesnoth before r33069 allows remote attackers to cause a denial of service via a large compressed WML document.

Record: GHSA-gxgp-v476-3c85
Updated: 2026-11-02

Affected products

wesnoth

Affected packages

Affected packages
Package	Affected	Fixed
`wesnoth` Debian:4.0 From an advisory covering 3 CVEs	before 1.2-5, plus listed versions 1.2-11.2-21.2-31.2-4	1.2-5
`wesnoth` Debian:5.0 From an advisory covering 3 CVEs	before 1:1.4.4-2+lenny1, plus listed versions 1:1.4.4-21:1.4.4-2+lenny1~bpo40+1	1:1.4.4-2+lenny1

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2009-0366 is a medium vulnerability (CVSS 4.3) in Wesnoth, published March 11, 2009. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.96%, the 80th percentile. No source names a fixed version.

References

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