CyberSecBulletin

Advance Guest Post vulnerabilities

We track 3 vulnerabilities in Advance Guest Post products. 3 are rated high or critical, and none are known to be exploited. The most recent was published on November 13, 2026.

3vulnerabilities
2critical
1high
0exploited
9.0average CVSS score

Latest Advance Guest Post vulnerabilities

  • 7.5 High severity

    Advance Guest Post: Missing Authorization

    CVE-2026-118065Advance Guest Post

    The Advance Guest Post WordPress plugin through 1.9 does not perform any authorization or ownership check when deleting media attachments, relying only on a nonce exposed to every site visitor, allowing unauthenticated users to permanently delete arbitrary Med

  • 9.8 Critical severity

    Advance Guest Post: Unrestricted Upload of File with Dangerous Type

    CVE-2026-118064Advance Guest Post

    The Advance Guest Post WordPress plugin through 1.9 does not properly restrict or validate file uploads, authorizing an upload action with a nonce exposed to every front-end visitor and checking only a file's leading bytes, allowing unauthenticated users to up

  • 9.8 Critical severity

    Advance Guest Post: Unrestricted Upload of File with Dangerous Type

    CVE-2026-118063Advance Guest Post

    The Advance Guest Post WordPress plugin through 1.9 does not properly validate uploaded files, relying on a case-sensitive and incomplete extension check that unauthenticated users can trivially bypass, allowing them to upload arbitrary files, including execut