CVE-2026-65829: MPXJ: Potential Path Traversal Vulnerability in Primavera P3 PRX and SureTrak STX readers

September 22, 2026

When reading a suitably crafted PRX or STX file, MPXJ can be made to write files to arbitrary locations in the file system.

References

github.com/advisories/GHSA-7952-gx68-cjqr
github.com/joniles/mpxj/commit/4347315afab1ef5a2907978a754fbc5b0ff58e6f
github.com/joniles/mpxj/releases/tag/v16.5.0
github.com/joniles/mpxj/security/advisories/GHSA-7952-gx68-cjqr
nvd.nist.gov/vuln/detail/CVE-2026-65829

Code Behaviors & Features

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