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Medium 5.3Published Sep 12, 2026

CVE-2026-87918WPBot < 8.5.7 - Unauthenticated AI Provider API Abuse via Multiple AJAX Actions

Updated under an hour ago ()

Does this affect you?

It affects Unknown WPBot. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

The WPBot WordPress plugin before 8.5.7 does not perform any authorization or nonce check on several AJAX actions that relay prompts to its configured AI providers, allowing unauthenticated attackers to make those third-party API calls, and consume the associated cost, using the site's own configured API keys.

CVSS
5.3 MEDIUM (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness (CWE)
CWE-284
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
Sep 12, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
Unknown WPBot
unknown:wpbot (from the name)
before 8.5.7
CNA record

References

  • exploit, vdb-entry, technical-description

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.

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