Low severity · published May 25, 2026
CVE-2026-9501
GNU LibreDWG Dwgread Utility decode.c decompress_R2004_section assertion
3.3
CVSS
0.2%
EPSS
No
On KEV
Description
A vulnerability was determined in GNU LibreDWG up to 0.14. The impacted element is the function decompress_R2004_section of the file src/decode.c of the component Dwgread Utility. Executing a manipulation can lead to reachable assertion. The attack is restricted to local execution. The exploit has been publicly disclosed and may be utilized. This patch is called e501cb9926c1e9a07a0d1cc997f3e69e9be801c9. A patch should be applied to remediate this issue.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 4% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
LibreDWG · GNU
0.1; 0.2; 0.3; 0.4; 0.5; 0.6; +8 more · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-9501
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-9501
github.com
https://github.com/HackC0der/CVE-Repos/blob/main/libredwg/libredwg_6d6a339_assert_fail_decompress_R2004_section.dwg
github.com
https://github.com/LibreDWG/libredwg/commit/e501cb9926c1e9a07a0d1cc997f3e69e9be801c9
github.com
https://github.com/LibreDWG/libredwg/issues/1242
vuldb.com
https://vuldb.com/submit/814250
vuldb.com
https://vuldb.com/vuln/365483
vuldb.com
https://vuldb.com/vuln/365483/cti
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