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TI-2021-17390 Aliases CVE-2021-40289GHSA-99g5-5643-xphp

mm-wki v0.2.1 is vulnerable to Cross Site Scripting (XSS).

Priority MEDIUM 60CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Cross-site scripting
Confidentiality · integrity · availability
Low · Low · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and GitHub. Impact type from CWE-79.

Summary

mm-wki v0.2.1 is vulnerable to Cross Site Scripting (XSS).

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.0057 47th 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

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
—github.com/phachon/mm-wiki (Go)up to 0.2.1—No fix listedGHSA-99g5-5643-xphp
  • — Vendor— Affected all versions Fixed in — No fix listed CNA
  • github.com/phachon/mm-wiki (Go) Vendor— Affected up to 0.2.1 Fixed in — No fix listed GHSA-99g5-5643-xphp

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:mm-wki_project:mm-wki:0.2.1:*:*:*:*:*:*:*0.2.1VulnerableMm-wki Project
  • cpe:2.3:a:mm-wki_project:mm-wki:0.2.1:*:*:*:*:*:*:* Versions 0.2.1 Vulnerable ·Mm-wki Project

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-40289
  2. 2026-10-03 Alias added: GHSA-99g5-5643-xphp

References

Exploit 1

Advisory 1

Other 1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences