CVE-2026-101888 Prime Mover < 2.2.1 Zip Slip Path Traversal File Write
Authenticated administrators can exploit a Zip Slip vulnerability in the Prime Mover WordPress plugin to write arbitrary files, potentially leading to remote code execution.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-101888?
CVE-2026-101888 is a high-severity path traversal vulnerability in Codexonics Prime Mover, published on 1 Oct 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
The Prime Mover plugin for WordPress before 2.2.1 contains a Zip Slip path traversal vulnerability that allows authenticated administrators to write arbitrary files outside the intended extraction directory during migration ZIP import. Attackers can craft ZIP entry names with traversal sequences processed by computeExtractionParameters() and resumableZipExtractor() in utilities/PrimeMoverSystemCheckUtilities.php to write attacker-controlled content to arbitrary filesystem locations, potentially achieving remote code execution if the written files are interpreted by the web environment.
Weakness: CWE-22
Which versions are affected by CVE-2026-101888?
How do I fix CVE-2026-101888?
No fix has been published for CVE-2026-101888 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2026-101888 being exploited?
There is no known exploitation of CVE-2026-101888 in the wild and no public exploit code.
Sources
Also known as GHSA-53gh-jq4p-v6wx.