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No exploitation reportedFix available

CVE-2022-25758

No exploitation reported by the sources we read.

  • Published2022-07-01
  • Fixed in0.4.3
  • WeaknessCWE-1333

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

All versions of package scss-tokenizer are vulnerable to Regular Expression Denial of Service (ReDoS) via the loadAnnotation() function, due to the usage of insecure regex.

Timeline

dates in UTC
  1. 2022-07-0120:15CVE publishedNVD

Versions per branch

OSV · NVD
scss-tokenizer
BranchAffectedFixed in
0.4< 0.4.30.4.3
Scss-tokenizer project scss-tokenizer
BranchAffectedFixed in
—all versionsno fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • node-node-sassUbuntu:26.10all versions · no fixed version listed
  • node-node-sassUbuntu:26.04:LTSall versions · no fixed version listed
  • node-node-sassUbuntu:25.10all versions · no fixed version listed
  • node-node-sassUbuntu:24.04:LTSall versions · no fixed version listed
  • node-node-sassUbuntu:22.04:LTSall versions · no fixed version listed
  • node-node-sassUbuntu:20.04:LTSall versions · no fixed version listed
  • scss-tokenizerTuxCare:npmfrom 0.2.3-tuxcare.0 · fixed in 0.2.3-tuxcare.1
  • scss-tokenizerTuxCare:npmfrom 0.3.0-tuxcare.0 · fixed in 0.3.0-tuxcare.1

Vendor advisories

  • CVE-2022-25758 Red Hat Product Security40 known affected

    scss-tokenizer: Regular expression denial of service in scss-tokenizer

    servicemesh-grafana as a component of OpenShift Service Mesh 2.0 · servicemesh-grafana-prometheus as a component of OpenShift Service Mesh 2.0 · servicemesh-grafana.src as a component of OpenShift Service Mesh 2.0 · +37 more

Full record on NVD

Fix

  1. Update scss-tokenizer to 0.4.3
  2. No fix available, says the vendor Red Hat Product Security CVE-2022-25758 · 7 productsAffected
  3. No fix planned, says the vendor Red Hat Product Security CVE-2022-25758 · 2 productsOut of support scope
  4. No fix planned, says the vendor Red Hat Product Security CVE-2022-25758 · 31 productsWill not fix

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

  • CNACVSS 3.15.3known since 2026-10-23
  • NVDCVSS 3.17.5read 2026-10-23
  • NVDCVSS 2.05read 2026-10-23
  • NVDweakness (CWE)CWE-1333read 2026-10-23
  • FIRST EPSSEPSS score2.1 %2026-11-08
  • OSVaffected packages—
  • GitHub AdvisoriesadvisoryHIGH2022-07-06

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
2022-07-01
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-7mwh-4pqv-wmr8

Frequently asked questions

What is CVE-2022-25758?

All versions of package scss-tokenizer are vulnerable to Regular Expression Denial of Service (ReDoS) via the loadAnnotation() function, due to the usage of insecure regex.

Is CVE-2022-25758 actively exploited?

Active exploitation of CVE-2022-25758 has not been confirmed. Its EPSS score was 2.1% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-25758?

CVE-2022-25758 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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