CVE-2026-15520
GNU LibreDWG R2004 Section Decompression decode.c decompress_R2004_section heap-based overflow
CVSS Score
5.3
EPSS Score
0.1%
EPSS Percentile
3th
A vulnerability was determined in GNU LibreDWG 0.13.4-154-g0b573035. This impacts the function decompress_R2004_section of the file src/decode.c of the component R2004 Section Decompression. Executing a manipulation can lead to heap-based buffer overflow. The attack requires local access. The exploit has been publicly disclosed and may be utilized. Upgrading to version 0.14.8396 will fix this issue. This patch is called 3d0f9fc2eddbd6579c99af3111c37c98f03475d0. You should upgrade the affected component.
| CWE | CWE-122 CWE-119 |
| Vendor | gnu |
| Product | libredwg |
| Published | Jul 13, 2026 |
| Last Updated | Jul 13, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
GNU / LibreDWG
0.13.4-154-g0b573035
References
vuldb.com: https://vuldb.com/vuln/377849 vuldb.com: https://vuldb.com/vuln/377849/cti vuldb.com: https://vuldb.com/cve/CVE-2026-15520 vuldb.com: https://vuldb.com/submit/851190 github.com: https://github.com/LibreDWG/libredwg/issues/1251 github.com: https://github.com/advisories/GHSA-qg2f-8389-w95j github.com: https://github.com/HackC0der/CVE-Repos/blob/main/libredwg/libredwg_0b57303_heap_overflow_decompress_R2004_section.dwg github.com: https://github.com/LibreDWG/libredwg/commit/3d0f9fc2eddbd6579c99af3111c37c98f03475d0 github.com: https://github.com/LibreDWG/libredwg/releases/tag/0.14.8396 gnu.org: https://www.gnu.org/
Credits
🔍 Ech06 (VulDB User)