CVE-2024-25122: Cross-site Scripting sidekiq-unique-jobs UI server vulnerability

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2024-02-13 · updated 2026-06-17
Weakness: CWE-79

Description

sidekiq-unique-jobs is an open source project which prevents simultaneous Sidekiq jobs with the same unique arguments to run. Specially crafted GET request parameters handled by any of the following endpoints of sidekiq-unique-jobs' "admin" web UI, allow a super-user attacker, or an unwitting, but authorized, victim, who has received a disguised / crafted link, to successfully execute malicious code, which could potentially steal cookies, session data, or local storage data from the app the sidekiq-unique-jobs web UI is mounted in. 1. `/changelogs`, 2. `/locks` or 3. `/expiring_locks`. This issue has been addressed in versions 7.1.33 and 8.0.7. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Affected products

mhenrixon sidekiq-unique-jobs: before 7.1.33; from 8.0.0 before 8.0.7 — fixed in 7.1.33, 8.0.7

How to fix

Upgrade to a fixed version: mhenrixon sidekiq-unique-jobs 7.1.33, 8.0.7. Check the vendor advisory for mitigations.

References

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