CVE-2026-51807: n/a
A buffer overflow vulnerability exists in OpenHTJ2K version 0.18.4 and earlier. The flaw is located in the function j2k_precinct_subband::parse_packet_header() within the source/core/coding/coding_units.cpp file. This vulnerability could allow an attacker to execute arbitrary code on the affected system.
AI Analysis
Technical Summary
CVE-2026-51807 describes a buffer overflow vulnerability in OpenHTJ2K versions 0.18.4 and before. The issue arises in the j2k_precinct_subband::parse_packet_header() function, which processes packet headers. Exploitation of this vulnerability could enable arbitrary code execution by an attacker. No CVSS score or detailed exploit information is currently available. There is no vendor advisory or patch information provided.
Potential Impact
Successful exploitation of this buffer overflow vulnerability may allow an attacker to execute arbitrary code, potentially leading to full compromise of the affected system running vulnerable versions of OpenHTJ2K. No known exploits in the wild have been reported at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, avoid processing untrusted data with affected versions of OpenHTJ2K. Monitor vendor channels for updates regarding patches or mitigations.
CVE-2026-51807: n/a
Description
A buffer overflow vulnerability exists in OpenHTJ2K version 0.18.4 and earlier. The flaw is located in the function j2k_precinct_subband::parse_packet_header() within the source/core/coding/coding_units.cpp file. This vulnerability could allow an attacker to execute arbitrary code on the affected system.
Affected software
pkg:github/osamu620/OpenHTJ2KRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-51807 describes a buffer overflow vulnerability in OpenHTJ2K versions 0.18.4 and before. The issue arises in the j2k_precinct_subband::parse_packet_header() function, which processes packet headers. Exploitation of this vulnerability could enable arbitrary code execution by an attacker. No CVSS score or detailed exploit information is currently available. There is no vendor advisory or patch information provided.
Potential Impact
Successful exploitation of this buffer overflow vulnerability may allow an attacker to execute arbitrary code, potentially leading to full compromise of the affected system running vulnerable versions of OpenHTJ2K. No known exploits in the wild have been reported at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, avoid processing untrusted data with affected versions of OpenHTJ2K. Monitor vendor channels for updates regarding patches or mitigations.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- mitre
- Date Reserved
- 2026-06-08T00:00:00.000Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a56bcac68715ace4355d8f5
Added to database: 07/14/2026, 22:48:12 UTC
Last enriched: 07/14/2026, 23:03:20 UTC
Last updated: 07/14/2026, 23:29:29 UTC
Views: 6
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