rdiscount has an Out-of-bounds Read

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 0.0029, the 21st percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the GitHub Advisory Database, published 6 Apr 2026. New records show when each source confirmed them.

Sources

• GitHub Advisory Database: GHSA-6r34-94wq-jhrc
• OSV: GHSA-6r34-94wq-jhrc
• github.com/davidfstr/rdiscount/security/advisories/GHSA-6r34-94wq-jhrc
• nvd.nist.gov/vuln/detail/CVE-2026-35201
• github.com/davidfstr/rdiscount/commit/b1a16445e92e0d12c07594dedcdc56f80b317761
• github.com/davidfstr/rdiscount
• github.com/rubysec/ruby-advisory-db/blob/master/gems/rdiscount/CVE-2026-35201.yml
• github.com/davidfstr/rdiscount/releases/tag/2.2.7.4

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.