CVE-2026-74858 PUBLISHED

jae-jae fetcher-mcp URL Validation security-credentials fetch_urls server-side request forgery

Assigner: VulDB
Reserved: 17.08.2026 Published: 17.08.2026 Updated: 17.08.2026

A vulnerability has been found in jae-jae fetcher-mcp up to 0.3.9. Impacted is the function fetch_url/fetch_urls of the file /latest/meta-data/iam/security-credentials/ of the component URL Validation. Such manipulation leads to server-side request forgery. It is possible to launch the attack remotely. The project was informed of the problem early through an issue report but has not responded yet.

Metrics

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X
CVSS Score: 5.3

Product Status

Vendor jae-jae
Product fetcher-mcp
Versions
  • Version 0.3.0 is affected
  • Version 0.3.1 is affected
  • Version 0.3.2 is affected
  • Version 0.3.3 is affected
  • Version 0.3.4 is affected
  • Version 0.3.5 is affected
  • Version 0.3.6 is affected
  • Version 0.3.7 is affected
  • Version 0.3.8 is affected
  • Version 0.3.9 is affected

Credits

  • xiaobu (VulDB User) reporter
  • VulDB CNA Team coordinator

References

Problem Types

  • Server-Side Request Forgery CWE