Vulnerability DatabaseCVE-2026-108750
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CVE-2026-108750
Published:October 11, 2026
Updated:October 13, 2026
OpenDocMan 2.4.0 through 2.10.0 contains a decompression bomb vulnerability that allows authenticated users to exhaust PHP memory by uploading crafted office documents. Attackers can upload a small ODT, DOCX, or XLSX file whose XML entries decompress to hundreds of megabytes, crashing PHP workers and degrading availability.
Related Resources (7)
https://nvd.nist.gov/vuln/detail/CVE-2026-108750
https://github.com/opendocman/opendocman/blob/641f0a6f8eeba902e309978ec04291c44d3cd1c5/application/models/Document.class.php#L67-L75
https://github.com/opendocman/opendocman/blob/641f0a6f8eeba902e309978ec04291c44d3cd1c5/application/models/TextExtractors/OdtExtractor.class.php#L10-L25
https://hackmd.io/@haind03/opendocman-office-document-decompression-dos
https://github.com/opendocman/opendocman
https://www.vulncheck.com/advisories/opendocman-2.4.0-through-2.10.0-decompression-bomb-dos-via-upload-text-extraction
https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/108xxx/CVE-2026-108750.json
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CVSS v4
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
4.3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
LOW
Weakness Type (CWE)
Improper Handling of Highly Compressed Data (Data Amplification)
CWE-409
EPSS
Base Score:
0.27