CVE-2025-12171

RESTful Content Syndication 1.1.0 - 1.5.0 - Authenticated (Contributor+) Arbitrary File Upload

HIGH
8.8
CVSS Score
Published: November 1, 2025 at 06:40 AM UTC
Updated: October 18, 2026 at 09:10 PM UTC
1 product affected across 1 vendorRESTful Content Syndication

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Severity
HIGH8.8
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

Description

The RESTful Content Syndication plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the ingest_image() function in versions 1.1.0 to 1.5.0. This makes it possible for authenticated attackers, with Author-level access and above, to upload arbitrary files on the affected site's server which may make remote code execution possible. This requires the attacker have access to a defined third-party server as specified in the settings, so it is unlikely that this will be exploitable by contributor-level users, and more likely to be exploited by administrators who also have access to the plugin's settings.

Affected

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

1.1.0 ≤ v ≤ 1.5.01.1.0

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 exploitNot automatableTotal impact

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

CVSS

8.8HIGHWordfence
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-434

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