Decompression Bomb Vulnerability in OpenDocMan by OpenDocMan
CVE-2026-108750

5.3MEDIUM

Key Information:

Vendor

Opendocman

Status
Opendocman
Vendor
CVE Published:
11 October 2026

What is CVE-2026-108750?

OpenDocMan versions 2.4.0 to 2.10.0 are susceptible to a decompression bomb vulnerability that can be exploited by authenticated users. Attackers can upload specially crafted ODT, DOCX, or XLSX files that, upon extraction, may expand into files consuming significant amounts of memory, leading to PHP worker crashes and service unavailability. This vulnerability poses risks to system stability and overall application performance.

Affected Version(s)

OpenDocMan 2.4.0 <= 2.10.0

References

https://hackmd.io/@haind03/opendocman-office-document-dec...
third-party-advisory
https://github.com/opendocman/opendocman/blob/641f0a6f8ee...
technical-description
https://github.com/opendocman/opendocman/blob/641f0a6f8ee...
technical-description

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

HaiND from the Post and Telecommunication Institute of Technology
.