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Fencer Vulns
critical 9.6

CVE-2022-38545 in the critical feed json

Valine code injection vulnerability

published 2022-09-19 4 y ago modified 2026-06-17 4 mo ago also GHSA-mcvg-g9wx-v5vx , EUVD-2022-6875

cvss
9.6
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
34.1%
EPSS 34.1% chance of exploitation in 30 days, percentile 98%
public exploits
0
none known

Summary

Valine v1.4.18 was discovered to contain a remote code execution (RCE) vulnerability which allows attackers to execute arbitrary code via a crafted POST request.

Patch / fix

  • npm valine 1.5.0

Exploit prediction

34.13% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/xCss/Valine/issues/400 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 9.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
GitHub 3.1 9.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
npm valine
<1.5.0
1.5.0

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation
  • CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.