Resque vulnerable to reflected XSS in Queue Endpoint

Not analysed yet

We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.

Severity and exploitation

• CISA KEV Not listed.
• EPSS 0.0051, the 43rd percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

1. 31 Oct 2026, 15:16 UTC First seen by agentprime
2. 31 Oct 2026, 15:16 UTC Confirmed by OSV

Sources

• GitHub Advisory Database: GHSA-r9mq-m72x-257g
• OSV: GHSA-r9mq-m72x-257g
• github.com/resque/resque/security/advisories/GHSA-r9mq-m72x-257g
• nvd.nist.gov/vuln/detail/CVE-2023-50727
• github.com/resque/resque/pull/1865
• github.com/resque/resque/commit/7623b8dfbdd0a07eb04b19fb25b16a8d6f087f9a
• github.com/resque/resque
• github.com/rubysec/ruby-advisory-db/blob/master/gems/resque/CVE-2023-50727.yml

Facts on this page come from the GitHub Advisory Database (CC-BY 4.0), OSV and the other sources listed, as published. We don’t reproduce full advisory descriptions, which can contain exploit code.