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Fencer Vulns
high 7.8

CVE-2022-33032 json

LibreDWG v0.12.4.4608 was discovered to contain a heap-buffer-overflow via the function decode_preR13_section_hdr at decode_r11.c.

published 2022-06-22 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-36089

cvss
7.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 55%
public exploits
0
none known

Summary

LibreDWG v0.12.4.4608 was discovered to contain a heap-buffer-overflow via the function decode_preR13_section_hdr at decode_r11.c.

Exploit prediction

0.75% chance of exploitation in the next 30 days, higher than 55% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/LibreDWG/libredwg/issues/488 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.