CVE-2026-86828BackWPup < 5.7.7 - Admin+ Path Traversal to RCE via Restore PclZip Fallback
Updated under an hour ago ()
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It affects Unknown BackWPup. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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The BackWPup WordPress plugin before 5.7.7 does not properly restrict the destination path of files extracted during a backup restore when its fallback archive library is used, allowing high-privileged users to write files outside the intended restore directory, potentially leading to remote code execution.
- CVSS
- 6.6 MEDIUM (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-22
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- WPScan
- NVD analysis
- Deferred
- Record last updated
- Oct 8, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Unknown BackWPup unknown:backwpup (from the name) | before 5.7.7 | CNA record |
References
- https://wpscan.com/vulnerability/be8c0eab-1874-4490-b94e-394f62a522f3/exploit, vdb-entry, technical-description
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.