CVE-2026-87959 json
WPBot 8.7.2 - 8.7.5 - Subscriber+ Claude AI Settings Update
published last mo. modified last mo. also EUVD-2026-80212
- cvss
- 5.4
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 13%
- public exploits
- 0
- none known
Summary
The WPBot WordPress plugin before 8.7.6 does not perform a capability check on the AJAX action that saves its Claude AI provider settings, allowing users with subscriber-level access to overwrite those settings, including the API key used for the WPBot WordPress plugin before 8.7.6's outgoing AI requests.
Patch / fix
- Unknown WPBot 8.7.6
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Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- last mo.
Exploit prediction
0.23% chance of exploitation in the next 30 days, higher than 13% of all scored CVEs (FIRST EPSS, 2026-11-11).
Exploits and checks
- wpscan.com https://wpscan.com/vulnerability/3d42171d-6335-4bd3-bbed-fc446da3f945/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N |
| CNA | 3.1 | 5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N |
Affected products
- Unknown WPBot
Classification
- Weakness
-
- CWE-284 Improper Access Control
- Technology feeds
References
-
wpscan.com
/vulnerability/3d42171d-6335-4bd3-bbed-fc446da3f945/
exploit, vdb-entry, technical-description
Sources
- CVE List CVE-2026-87959
- NVD CVE-2026-87959
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.