CVE-2026-9530: gnu libredwg
Vulnerability summary
CVE-2026-9530 is a medium (CVSS 4.8) vulnerability in gnu libredwg. EPSS estimates a 0.16% chance of exploitation in the next 30 days, higher than 4.7% of scored vulnerabilities. 1 public exploit is recorded.
Advisory lineage
Upstream 0 · Downstream 1 · Related 1Timeline
- 26-05-2026PublishedVulnerability first disclosed.
- 26-05-2026Last modifiedVulnerability information updated.
Description
A weakness has been identified in GNU LibreDWG up to 0.14. The impacted element is the function read_2004_compressed_section of the file src/decode.c of the component Dwgbmp Utility. Executing a manipulation can lead to out-of-bounds read. The attack requires local access. The exploit has been made available to the public and could be used for attacks. This patch is called 8f03865f37f5d4ffd616fef802acc980be54d300. It is advisable to implement a patch to correct this issue.
CVSS metrics
7 scores · 2 sources · 4 versions- NVDNIST1.9LowCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:XDiffers
- NVDNIST3.3LowCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
- NVDNIST1.7LowAV:L/AC:L/Au:S/C:N/I:N/A:P
EPSS trend
Probability
0.16%
Chance of exploitation in the next 30 days
Percentile
5%
Versus all other CVEs
30-day change
+0.02 pp
From 0.14% on 21-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundCve Repos
Maturity: poc
Weaknesses
CWE · root cause- CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferThe product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
- CWE-125Out-of-bounds ReadThe product reads data past the end, or before the beginning, of the intended buffer.
Affected systems
Gnu1 product
- libredwg0.1 | 0.2 | 0.3 | 0.4 | 0.5 | 0.6 | 0.7 | 0.8 | 0.9 | 0.10 | 0.11 | 0.12 | 0.13 | 0.14
1 vendor · 1 product
References
7 links- vuldb.com/submit/814275Third Party Advisory
- github.com/LibreDWG/libredwg/issues/1248Issue Tracking
- github.com/HackC0der/…Exploit
- www.gnu.orgProduct