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.
Fix
Nothing published yet: no patch, vendor advisory or mitigation reference on NVD, no vendor advisory in the News for this CVE, not in CISA's KEV, no fixed package version. BaselineWatch does not guess at one.
Change history 2
- StatusReceived → DeferredNVD modified 2026-10-16 19:18
- First seenCVSS 5.3NVD modified 2026-10-14 14:17
Affected (CPE criteria) 0
NVD has not attached CPE configurations yet.
References 5
- https://github.com/opendocman/opendocman
- 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://www.vulncheck.com/advisories/opendocman-2.4.0-through-2.10.0-decompression-bomb-dos-via-upload-text-extraction