Vulnerability in GNU Libredwg
CVE-2026-9501
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.002 (4.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 5th percentile — 4.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.001 · newest: 0.002 · change: +0.000
Affected products
- GNU Libredwg — versions 0.1, 0.2, 0.3
Weakness classification (CWE)
References
- vuldb.com/vuln/365483 (technical-description, vdb-entry)
- vuldb.com/vuln/365483/cti (signature, permissions-required)
- vuldb.com/submit/814250 (third-party-advisory)
- github.com/LibreDWG/libredwg/issues/1242 (issue-tracking)
- github.com/HackC0der/CVE-Repos/blob/main/libredwg/libredwg_6d6a339_assert_fail_… (exploit)
- github.com/LibreDWG/libredwg/commit/e501cb9926c1e9a07a0d1cc997f3e69e9be801c9 (patch)
- www.gnu.org/ (product)
Frequently asked questions
- What is CVE-2026-9501?
- CVE-2026-9501 is a low-severity vulnerability in GNU Libredwg, classified under Reachable Assertion. CVSS score: 3.3/10. Published 2026-05-25.
- How severe is CVE-2026-9501?
- Low severity. CVSS v3 base score is 3.3 out of 10.