# CVE-2025-71427 — GongRzhe Office-PowerPoint-MCP-Server

> As of 2026-10-02, CVE-2025-71427 is a MEDIUM-severity vulnerability in GongRzhe Office-PowerPoint-MCP-Server, CVSS v3.1 6.8, EPSS 0.2% (19.4th percentile). No Threadlinqs-tracked threat campaign has been attributed to CVE-2025-71427 as of 2026-10-02; the identifier is re-checked against the Threadlinqs threat corpus on every daily ingest.

**Last updated:** 2026-10-02

## What is CVE-2025-71427?

Office-PowerPoint-MCP-Server through 2.0.7 contains a path traversal vulnerability that allows MCP callers to write and read files outside the working directory by supplying absolute paths or ../ sequences. Attackers can steer an AI agent via prompt injection to abuse save_presentation, open_presentation, or manage_image output_path to overwrite any server-writable file or load external files.

The record classifies CVE-2025-71427 under weakness class [CWE-22](https://intel.threadlinqs.com/cwe/CWE-22). Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs a user to take an action first, and has high impact on confidentiality, integrity. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 4 days ago.

## Severity and exploitation probability

- **CVSS v3.1 base score:** 6.8 — MEDIUM (`CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N`)
- **CVSS v4.0 base score:** 7.6 (`CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N`)
- **EPSS (FIRST):** 0.2% probability of exploitation in the next 30 days, higher than 19.4% of all scored CVEs
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 4.2/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2026-10-01, last modified 2026-10-02

## Is CVE-2025-71427 being exploited?

It currently carries a trending score of 34 in the Threadlinqs vulnerability feed.

## Affected products and versions

- **GongRzhe**: Office-PowerPoint-MCP-Server

## How to fix CVE-2025-71427

No vendor patch reference has been recorded for CVE-2025-71427 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-2025-71427

No threat campaign in the Threadlinqs corpus currently references CVE-2025-71427, in its CVE list or as an indicator. The linkage is recomputed from the live corpus on every daily ingest, so this section fills in as soon as a tracked campaign cites the identifier.

## Sources

Enriched from CVE.org, NVD, GitHub Security Advisories, FIRST EPSS. Last verified by Threadlinqs on 2026-10-04. This product uses the NVD API but is not endorsed or certified by the NVD.

**Vendor advisory and patch**

- [github.com — issue tracking](https://github.com/GongRzhe/Office-PowerPoint-MCP-Server/pull/33)

**Technical analysis**

- [github.com — technical description](https://github.com/GongRzhe/Office-PowerPoint-MCP-Server/blob/3631ba2ec0c24504476f78bf74d329c9be11caaa/utils/presentation_utils.py#L61-L73)
- [github.com — technical description (presentation tools)](https://github.com/GongRzhe/Office-PowerPoint-MCP-Server/blob/3631ba2ec0c24504476f78bf74d329c9be11caaa/tools/presentation_tools.py#L127-L141)

**Third-party advisory**

- [vulncheck.com — third party advisory](https://www.vulncheck.com/advisories/office-powerpoint-mcp-server-through-2.0.7-path-traversal-via-save-presentation-and-manage-image)

**Issue tracking and product pages**

- [github.com — product](https://github.com/GongRzhe/Office-PowerPoint-MCP-Server)

Canonical: https://intel.threadlinqs.com/cve/CVE-2025-71427
Full detection coverage and IOCs for threats exploiting CVE-2025-71427 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp