What is CVE-2026-12805?

CVE-2026-12805 is a medium-severity vulnerability in Offis Dcmtk, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.3/10. Published 2026-06-21.

How severe is CVE-2026-12805?

Medium severity. CVSS v3 base score is 6.3 out of 10.

Buffer overflow in Offis Dcmtk

CVE-2026-12805

A flaw has been found in OFFIS DCMTK up to 3.7.0. The affected element is the function XMLNode::parseFile in the library ofstd/libsrc/ofxml.cc. Executing a manipulation can lead to heap-based buffer overflow. The attack may be performed fr…

Vulnerability class: Buffer Overflow

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L.

Affected products

Offis Dcmtk — versions 3.0, 3.1, 3.2

Weakness classification (CWE)

References

cna@vuldb.com (technical-description, vdb-entry)
cna@vuldb.com (signature, permissions-required)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (issue-tracking)
cna@vuldb.com (patch)
cna@vuldb.com (exploit, broken-link)
cna@vuldb.com (patch)

Frequently asked questions

What is CVE-2026-12805?: CVE-2026-12805 is a medium-severity vulnerability in Offis Dcmtk, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.3/10. Published 2026-06-21.
How severe is CVE-2026-12805?: Medium severity. CVSS v3 base score is 6.3 out of 10.