CVE-2026-3963

Summary

A security flaw has been discovered in perfree go-fastdfs-web up to 1.3.7. This affects the function rememberMeManager of the file src/main/java/com/perfree/config/ShiroConfig.java of the component Apache Shiro RememberMe. Performing a manipulation results in use of hard-coded cryptographic key . The attack can be initiated remotely. The complexity of an attack is rather high. The exploitability is reported as difficult. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Affected Software

VendorProductVersion RangeStatus
perfreego-fastdfs-web1.3.0affected
perfreego-fastdfs-web1.3.1affected
perfreego-fastdfs-web1.3.2affected
perfreego-fastdfs-web1.3.3affected
perfreego-fastdfs-web1.3.4affected
perfreego-fastdfs-web1.3.5affected
perfreego-fastdfs-web1.3.6affected
perfreego-fastdfs-web1.3.7affected

Weaknesses

  • CWE-321: Use of Hard-coded Cryptographic Key
  • CWE-320: Key Management Error

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: poc
    • Automatable: no
    • Technical Impact: partial

References