# CVE-2026-1969 — trx_addons

> As of 2026-03-23, CVE-2026-1969 is a MEDIUM-severity vulnerability in trx_addons, CVSS v3.1 5.3, EPSS 0.1% (9.7th percentile). Threadlinqs Intelligence links 1 tracked threat campaign to CVE-2026-1969, most recently “WP-SHELLSTORM: Exposed Chinese-Speaking Threat Actor Server Reveals Mass WordPress/Joomla Webshell Brokerage Targeting 1.4M Domains via CVE-2026-48907 (Joomla JCE) and CVE-2021-29441 (Nacos)”.

**Last updated:** 2026-03-23

## What is CVE-2026-1969?

The trx_addons WordPress plugin before 2.38.5 does not correctly validate file types in one of its AJAX action, allowing unauthenticated users to upload arbitrary file. This is due to an incorrect fix of CVE-2024-13448

The record classifies CVE-2026-1969 under weakness class [CWE-434](https://intel.threadlinqs.com/cwe/CWE-434). Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs no user interaction. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 196 days ago.

## Severity and exploitation probability

- **CVSS v3.1 base score:** 5.3 — MEDIUM (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N`)
- **EPSS (FIRST):** 0.1% probability of exploitation in the next 30 days, higher than 9.7% of all scored CVEs
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 5/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2026-03-23

## Is CVE-2026-1969 being exploited?

Weaponised exploit code for CVE-2026-1969 is publicly available. 1 public proof-of-concept repository is tracked for this identifier.

- [trickest/cve](https://github.com/trickest/cve/blob/main/2026/CVE-2026-1969.md) (trickest)

## Affected products and versions

- **(vendor unspecified)**: trx_addons

## How to fix CVE-2026-1969

No vendor patch reference has been recorded for CVE-2026-1969 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

## Threat activity tracking CVE-2026-1969

1 tracked threat in the Threadlinqs corpus references CVE-2026-1969, either in the campaign’s CVE list or as an indicator on the campaign record.

- [WP-SHELLSTORM: Exposed Chinese-Speaking Threat Actor Server Reveals Mass WordPress/Joomla Webshell Brokerage Targeting 1.4M Domains via CVE-2026-48907 (Joomla JCE) and CVE-2021-29441 (Nacos)](https://intel.threadlinqs.com/threat/TL-2026-1180) — HIGH · 2026-07-10

## Sources

Enriched from CVE.org, NVD, FIRST EPSS, GitHub Security Advisories, public proof-of-concept repositories. Last verified by Threadlinqs on 2026-07-10. This product uses the NVD API but is not endorsed or certified by the NVD.

**Exploit and proof of concept**

- [wpscan.com — exploit](https://wpscan.com/vulnerability/762530ae-80a5-4ff8-9725-6adab9498c33/)

Canonical: https://intel.threadlinqs.com/cve/CVE-2026-1969
Full detection coverage and IOCs for threats exploiting CVE-2026-1969 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp