Medium 5.3Published May 25, 2026

CVE-2026-9500GNU LibreDWG Dwgread Utility decode.c read_2004_compressed_section heap-based overflow

Updated under an hour ago (Oct 27, 2026, 12:40 AM ET)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for GNU LibreDWG

Exploited in the last 30 days

A vulnerability was found in GNU LibreDWG up to 0.14. The affected element is the function read_2004_compressed_section of the file src/decode.c of the component Dwgread Utility. Performing a manipulation results in heap-based buffer overflow. The attack is only possible with local access. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.

CVSS: 5.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
Weakness (CWE): CWE-122, CWE-119
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Deferred
Record last updated: May 26, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

GNU LibreDWG gnu:libredwg	0.1; 0.2; 0.3; 0.4; 0.5; 0.6; 0.7; 0.8; and 6 more ranges	CNA record

References

References

https://vuldb.com/vuln/365482	vdb-entry, technical-description
https://vuldb.com/vuln/365482/cti	signature, permissions-required
https://vuldb.com/submit/814248	third-party-advisory
https://github.com/LibreDWG/libredwg/issues/1241	issue-tracking
https://github.com/HackC0der/CVE-Repos/blob/main/libredwg/libredwg_6d6a339_heap_oob_write_read_2004_compressed_section.dwg	exploit
https://www.gnu.org/	product

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