dd-trace: ReDOS in URL query string obfuscation

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 0.0045, the 39th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

1. 31 Oct 2026, 13:33 UTC First seen by agentprime
2. 31 Oct 2026, 13:33 UTC Confirmed by OSV

Sources

• GitHub Advisory Database: GHSA-x94g-w73q-hpcw
• OSV: GHSA-x94g-w73q-hpcw
• github.com/DataDog/dd-trace-js/security/advisories/GHSA-x94g-w73q-hpcw
• github.com/DataDog/dd-trace-js/pull/10675
• github.com/DataDog/dd-trace-js/commit/5eeee790c93036a50549056fc890028cb4c86b1b
• github.com/DataDog/dd-trace-js/commit/cf4e68a45fa1442c9850f2086c81901258e821b8
• github.com/DataDog/dd-trace-js
• github.com/DataDog/dd-trace-js/releases/tag/v5.131.1
• github.com/DataDog/dd-trace-js/releases/tag/v6.20.1

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.