HIGHCVSS 8.1EPSS 0.2%

CVE-2026-50888

Koillection has an authenticated Server-Side Request Forgery issue

Published: 2026-06-15
Modified: 2026-08-27
EPSS percentile: 16%
Aliases: GHSA-gmxh-hjfv-qc2w
Sources: github-advisory

Summary

An authenticated Server-Side Request Forgery (SSRF) in the custom scraper subsystem component of Benjamin Jonard Koillection v1.8.0 allows attackers to scan internal resources via supplying a crafted URL.

Affected packages

Ecosystem	Package	Affected versions	Fixed versions
Packagist	koillection/koillection	—	1.8.4

Remediation: Upgrade to 1.8.4 or later.

References

https://github.com/advisories/GHSA-gmxh-hjfv-qc2w

Includes data from the GitHub Advisory Database, licensed under CC-BY 4.0.

CVE® is a registered trademark of The MITRE Corporation. CVE content reproduced under the CVE Terms of Use; copyright designation © MITRE.

EPSS scores provided by the FIRST.org Exploit Prediction Scoring System.