CVE-2026-86827BackWPup 3.3 - 5.7.6 - Unauthenticated Backup Job Execution via wp-cron.php
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 verify that a request to its cron-triggered backup execution handler actually originates from WordPress's internal scheduled-event dispatch, allowing unauthenticated attackers to force any existing backup job to run immediately, independent of its configured trigger type or schedule.
- CVSS
- 5.3 MEDIUM (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
- Weakness (CWE)
- CWE-862
- 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) | from 3.3 before 5.7.7 | CNA record |
References
- https://wpscan.com/vulnerability/c7785a5b-f580-416f-a23d-58c28c717b60/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.