Read the docs
TI-2021-13797 Aliases CVE-2021-34801GHSA-p2c4-gxp4-j3xp

Valine 1.4.14 allows remote attackers to cause a denial of service (application outage)…

Priority LOW 27CWE-94Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
None · None · Low
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-94.

Summary

Valine 1.4.14 allows remote attackers to cause a denial of service (application outage) by supplying a ua (aka User-Agent) value that only specifies the product and version.

Why it matters now

EPSS 0.01721 77th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
—valine (npm)up to 1.4.14—No fix listedGHSA-p2c4-gxp4-j3xp
  • — Vendor— Affected all versions Fixed in — No fix listed CNA
  • valine (npm) Vendor— Affected up to 1.4.14 Fixed in — No fix listed GHSA-p2c4-gxp4-j3xp

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:valine.js:valine:1.4.14:*:*:*:*:*:*:*1.4.14VulnerableValine.js
  • cpe:2.3:a:valine.js:valine:1.4.14:*:*:*:*:*:*:* Versions 1.4.14 Vulnerable ·Valine.js

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-34801
  2. 2026-10-03 Alias added: GHSA-p2c4-gxp4-j3xp

References

  • TI-2022-18133 Valine v1.4.18 was discovered to contain a remote code execution (RCE) vulnerability… CVSS 3.1CRITICAL 9.6
  • TI-2018-13676 An issue was discovered in Valine v1.3.3. CVSS 3.1MEDIUM 6.1
  • TI-2020-17409 Cross Site Scripting (XSS) vulnerability in xCss Valine v1.4.14 via the nick parameter to /classes/Comment. CVSS 3.1MEDIUM 5.4

Sources