CriticalVulnerability

CVE-2026-9810: AI Copilot WordPress plugin accepts OAuth tokens not bound to a user

Source: NVD(opens in a new tab)
Identifier: CVE-2026-9810
Published: July 17, 2026
Record updated: October 9, 2026

Known exploitation: Not listed in the CISA Known Exploited Vulnerabilities catalog at the last check.
EPSS: 0.5%

Summary

CVE-2026-9810 affects the AI Copilot WordPress plugin before 1.5.4. The plugin does not bind OAuth access tokens to a WordPress user and accepts any valid token as an administrator session. Unauthenticated attackers who complete the public OAuth flow can run privileged MCP tools as an administrator, including arbitrary user creation and role escalation.

Mitigation

The source does not state a fix yet. Check the original advisory for updates.

Details

Scores and exploitation

EPSS: 0.5%Estimated probability that this CVE is exploited in the next 30 days, from the FIRST Exploit Prediction Scoring System. Read on November 11, 2026.
Disclosure date: July 17, 2026

Classification

Attack type: Other
Attack sophistication: Trivial
AI component targeted: Plugin
Impact: Confidentiality,
Integrity
Labels: security

How this record was produced

Summaries, mitigations and labels on this page are generated automatically from the source. The linked source is authoritative. The source gives this advisory a description and no title, so the title above is a headline generated from the source text.

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-9810

First tracked: July 17, 2026 at 08:08 AM ET, from NVD/CVE Database

Classifier: claude-haiku-5-5, prompt v4

Classifier confidence: 85% (self-assessed)

Summary

Mitigation

Topics

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