CVE-2025-12973

HIGH

S2B AI Assistant for WordPress - Arbitrary File Upload

Title source: llm

Description

The S2B AI Assistant – ChatBot, ChatGPT, OpenAI, Content & Image Generator plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the storeFile() function in all versions up to, and including, 1.7.8. This makes it possible for authenticated attackers, with Editor-level access and above, to upload arbitrary files on the affected site's server which may make remote code execution possible.

Exploits (1)

nomisec WORKING POC

by d0n601 · poc

https://github.com/d0n601/CVE-2025-12973

View Code ZIP pw:eip

References (5)

[Various Sources] https://github.com/d0n601/CVE-2025-12973

[Product] https://plugins.trac.wordpress.org/browser/s2b-ai-assistant/trunk/lib/helpers/Utils.php

[Product] https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3399267%40s2b-ai-assistant&new=3399267%40s2b-ai-assistant&sfp_email=&sfph_mail=

[Various Sources] https://ryankozak.com/posts/cve-2025-12973/

[Third Party Advisory] https://www.wordfence.com/threat-intel/vulnerabilities/id/ac9d2b64-aff6-418a-bfe7-ec91b177ad6b?source=cve

Scores

CVSS v3 7.2

EPSS 0.0007

EPSS Percentile 20.5%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Details

CWE

CWE-434

Status published

Products (2)

oc3dots/S2B AI Assistant – ChatBot, AI Agents, ChatGPT API, Image Generator < 1.7.8

oc3dots/S2B AI Assistant – ChatBot, ChatGPT, OpenAI, Content & Image Generator < 1.7.8

Published Nov 21, 2025

Tracked Since Feb 18, 2026