CVE-2026-12805
OFFIS DCMTK ofxml.cc parseFile heap-based overflow
- State
- Published
- Severity
- 5.3 Medium
- Published
- Jun 21, 2026
- Updated
- Jun 23, 2026
- Reserved
- Jun 21, 2026
Description
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 from remote. The exploit has been published and may be used. This patch is called 1d4b3815c0987840a983160bfc671fef63a3105b. It is best practice to apply a patch to resolve this issue. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 6.3 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C | VulDB |
| 3.0 | 6.3 Medium | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C | VulDB |
| 2.0 | 7.5 High | AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:OF/RC:C | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
DCMTKOFFIS |
|
References
- VDB-372599 | OFFIS DCMTK ofxml.cc parseFile heap-based overflowvdb-entrytechnical-description
- VDB-372599 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-12805 | CVE Analysis and Reportthird-party-advisory
- Submit #836273 | DCMTK 3.7.0 and below Heap-based Buffer Overflowthird-party-advisory
- https://support.dcmtk.org/redmine/issues/1208issue-tracking
- https://git.dcmtk.org/?p=dcmtk.git;a=commit;h=1d4b3815c0987840a983160bfc671fef63a3105bpatch
- https://medium.com/@faboherrera.fabo/dcmtk-vulnerability-report-201afc687790broken-linkexploit
- https://github.com/DCMTK/dcmtk/commit/1d4b3815c0987840a983160bfc671fef63a3105bpatch
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