CVE-2022-25858

Regular Expression Denial of Service (ReDoS)

At a glance

Severity: MEDIUM 5.3
EPSS: EPSS 3.25 % · percentile 88 (2026-10-27)
State: PUBLISHED
Published: 2022-07-15
Updated: 2024-09-16
Assigner: snyk
NVD status: Modified

Description

The package terser before 4.8.1, from 5.0.0 and before 5.14.2 are vulnerable to Regular Expression Denial of Service (ReDoS) due to insecure usage of regular expressions.

Scores

Version	Score	Vector	Scored by
CVSS 3.1	MEDIUM 5.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L	snyk
CVSS 3.1	MEDIUM 5.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L	NVD · report@snyk.io (Secondary)
CVSS 3.1	HIGH 7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	NVD · nvd@nist.gov (Primary)

Weaknesses (CWE)

CWE-1333

Advisories

GHSA-4wf5-vphf-c2xc — Terser insecure use of regular expressions leads to ReDoS

European references

ENISA EUVD · EUVD-2022-6234
GCVE · GCVE-0-2022-25858

CERT-FR advisories

CERTFR-2026-AVI-0109 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr
CERTFR-2025-AVI-0969 — Multiples vulnérabilités dans les produits VMware · cert.ssi.gouv.fr
CERTFR-2023-AVI-0705 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr
CERTFR-2023-AVI-0428 — Multiples vulnérabilités dans les produits Splunk · cert.ssi.gouv.fr

Affected configurations (NVD CPE)

cpe:2.3:a:terser:terser:*:*:*:*:*:node.js:*:* < 4.8.1
cpe:2.3:a:terser:terser:*:*:*:*:*:node.js:*:* ≥ 5.0.0 < 5.14.2

Affected products

Product	Versions
terser	affected unspecified < 4.8.1 ; affected 5.0.0 < unspecified ; affected unspecified < 5.14.2

References

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD