# CVE-2026-24894: GO-2026-4489 - FrankenPHP leaks session data between requests in worker mode in github.com/dunglas/frankenphp

Source: https://junglewise.ai/threats/cve-2026-24894-frankenphp-leaks-session-data-between-requests-in-worker-mode  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-02-17  
License: CC BY 4.0 with a link back

CVE-2026-24894 · Severity: medium · CVSS 4 · Published 2026-02-17

FrankenPHP leaks session data between requests in worker mode in github.com/dunglas/frankenphp

Technologies: [github.com/dunglas/frankenphp (Go)](https://junglewise.ai/threats/technologies/github-com-dunglas-frankenphp). Vendors: [Go](https://junglewise.ai/threats/vendors/go).

## Quick answers

**Is CVE-2026-24894 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-24894 being exploited in the wild.

**How severe is CVE-2026-24894?** Medium severity, with a CVSS score of 4, published 17 February 2026.

**Which products and versions are affected?** github.com/dunglas/frankenphp (Go) SEMVER:introduced=0,fixed=1.11.2.

**Is there a fix for CVE-2026-24894?** Yes. github.com/dunglas/frankenphp (Go): upgrade to 1.11.2 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2026-24894?** Check whether you run github.com/dunglas/frankenphp (Go) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- github.com/dunglas/frankenphp (Go): upgrade to 1.11.2 or later

  ```sh
  go get github.com/dunglas/frankenphp@v1.11.2
  ```


## Affected products

- github.com/dunglas/frankenphp (Go) SEMVER:introduced=0,fixed=1.11.2

## Identifiers

- CVE-2026-24894
- GHSA-r3xh-3r3w-47gp
- GO-2026-4489

## Related threats

- [FrankenPHP cross-request session ID leak in worker mode](https://junglewise.ai/threats/cve-2026-82416-frankenphp-cross-request-php-session-id-leak-in-worker-mode-when)
- [FrankenPHP remote code execution via unsafe Unicode handling in CGI path splitting](https://junglewise.ai/threats/cve-2026-45062-frankenphp-remote-code-execution-via-unsafe-unicode-handling-in)
- [GO-2026-4442 - FrankenPHP has delayed propagation of security fixes in upstream base images in github.com/dunglas/frankenphp](https://junglewise.ai/threats/go-2026-4442-frankenphp-has-delayed-propagation-of-security-fixes-in-2df5a458)
- [GO-2026-4486 - FrankenPHP's unicode case-folding length expansion causes incorrect split_path index…](https://junglewise.ai/threats/cve-2026-24895-frankenphp-s-unicode-case-folding-length-expansion-causes)
- [FrankenPHP has delayed propagation of security fixes in upstream base images](https://junglewise.ai/threats/frankenphp-has-delayed-propagation-of-security-fixes-in-upstream-base-d650c732)