What’s Vulnerable › Vulnerabilities

CVE-2021-23392: Regular Expression Denial of Service (ReDoS)

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-06-08 · updated 2026-06-17

Description

The package locutus before 2.0.15 are vulnerable to Regular Expression Denial of Service (ReDoS) via the gopher_parsedir function.

Affected products

• locutusjs locutus: before 2.0.15 — fixed in 2.0.15

How to fix

Upgrade to a fixed version: locutusjs locutus 2.0.15. Check the vendor advisory for mitigations.

References

• https://github.com/locutusjs/locutus/commit/eb863321990e7e5514aa14f68b8d9978ece9e65e
• https://github.com/locutusjs/locutus/pull/446
• https://snyk.io/vuln/SNYK-JS-LOCUTUS-1090597
• https://github.com/locutusjs/locutus/commit/eb863321990e7e5514aa14f68b8d9978ece9e65e
• https://github.com/locutusjs/locutus/pull/446
• https://snyk.io/vuln/SNYK-JS-LOCUTUS-1090597

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