CVE-2023-46951 — Cross Site Scripting vulnerability in Contribsys Sidekiq v

Cross Site Scripting vulnerability in Contribsys Sidekiq v.6.5.8 allows a remote attacker to obtain sensitive information via a crafted payload to the uniquejobs function.

01What is this vulnerability?

Cross Site Scripting vulnerability in Contribsys Sidekiq v.6.5.8 allows a remote attacker to obtain sensitive information via a crafted payload to the uniquejobs function.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

08Timeline

• Published: 2024-03-01T00:00:00.000Z
• Last modified: 2025-04-22T15:45:39.488Z

09References

• www.link.com — https://www.link.com
• link.org — https://link.org
• github.com — https://github.com/mhenrixon/sidekiq-unique-jobs/security/advisories/GHSA-cmh9-r…
• github.com — https://github.com/mhenrixon/sidekiq-unique-jobs/releases/tag/v8.0.7
• www.mgm-sp.com — https://www.mgm-sp.com/cve/sidekiq-unique-jobs-reflected-xss-cve-2023-46950-cve-…
• github.com — https://github.com/mhenrixon/sidekiq-unique-jobs/pull/829