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CVE-2025-67202 — Vulnerability in sidekiq-cron — CVE Details

MEDIUM

Sidekiq-cron is vulnerable to a cross-site scripting (xss) vulnerability via crafted URL

Published May 7, 2026Updated May 29, 2026Source: osv

Summary

Sidekiq-cron thru 2.3.1, an open-source scheduling add-on for Sidekiq, is vulnerable to a cross-site scripting (xss) vulnerability via crafted URL being rended from cron.erb.

Advisory Timeline

  • First published May 7, 2026 (158 days ago).
  • Last revised May 29, 2026 — 22 days after initial publication.

Remediation

Upgrade to the fixed version using your package manager.

Bundler
Update sidekiq-cron to 2.4.0 or later
gem install sidekiq-cron -v 2.4.0

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (1)

Affects 1 ecosystem: rubygems (1).

PackageEcosystemAffectedFixed In
sidekiq-cron
rubygems
0.1.0, 0.1.2, 0.1.3, 0.1.4 (+48 more)2.4.0

Vulnerability Classification

Common Weakness Enumeration (CWE) identifiers for this vulnerability type.

  • CWE-79
    Cross-site Scripting (XSS)MITRE

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 6.1 score means for each attack dimension.

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References

Frequently Asked Questions

What is CVE-2025-67202?
Sidekiq-cron is vulnerable to a cross-site scripting (xss) vulnerability via crafted URL This vulnerability has been assigned a severity rating of MEDIUM (CVSS score: 6.1/10).
How do I check if my project is affected by CVE-2025-67202?
CVE-2025-67202 affects sidekiq-cron. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2025-67202 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
6.1

Exploitation requires specific conditions or has limited impact. Remediate within weeks.

Also Known As

GHSA-xv9c-mjw8-79gf

Related CVEs

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