CVE-2026-89301

rtMedia for WordPress, BuddyPress and bbPress <= 4.7.13 - Missing Authorization to Unauthenticated Limited File Read/Disclosure and Limited File Deletion via Sideload via 'files[tmp_name]' Parameter

HIGH
7.5
CVSS Score
Published: October 10, 2026 at 04:26 AM UTC
Updated: October 13, 2026 at 01:29 PM UTC
1 product affected across 1 vendorrtMedia

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Severity
HIGH7.5
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

The rtMedia for WordPress, BuddyPress and bbPress plugin for WordPress is vulnerable to limited file deletion due to insufficient file path validation in the process function in all versions up to, and including, 4.7.13 This makes it possible for unauthenticated attackers to delete arbitrary safe files on the server.. The public nonce (rtmedia_upload_nonce) is emitted into frontend JavaScript on any page rendering the rtMedia gallery or upload shortcode, making it retrievable by unauthenticated visitors without any prior authentication or privileged action.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

rtMedia· Rtcampwordpress-plugin
90%
0

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHWordfence
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-862

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