# GO-2026-4442 - FrankenPHP has delayed propagation of security fixes in upstream base images in github.com/dunglas/frankenphp

Source: https://junglewise.ai/threats/go-2026-4442-frankenphp-has-delayed-propagation-of-security-fixes-in-2df5a458  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-02-17  
License: CC BY 4.0 with a link back

Severity: info · Published 2026-02-17

FrankenPHP has delayed propagation of security fixes in upstream base images 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 This vulnerability exploited in the wild?** No. Junglewise Threat Intelligence has no report of This vulnerability being exploited in the wild.

**How severe is This vulnerability?** Informational severity, published 17 February 2026.

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

**Is there a fix for This vulnerability?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**Am I affected?** 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.

## Affected products

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

## 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-2026-4486 - 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)
- [GO-2026-4489 - FrankenPHP leaks session data between requests in worker mode in github.com/dunglas/frankenphp](https://junglewise.ai/threats/cve-2026-24894-frankenphp-leaks-session-data-between-requests-in-worker-mode)
- [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)