Vulnerability in Perfree Go-fastdfs-web
CVE-2026-3963
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 man…
EPSS: 0.000 (14.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 3.7 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Perfree Go-fastdfs-web — versions 1.3.0, 1.3.1, 1.3.2
Weakness classification (CWE)
References
- VDB-350392 | perfree go-fastdfs-web Apache Shiro RememberMe ShiroConfig.java rememberMeManager hard-coded key (technical-description, vdb-entry)
- VDB-350392 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, permissions-required)
- Submit #768282 | perfree go-fastdfs-web ≤1.3.7 Hardcoded Apache Shiro Cipher Key (third-party-advisory)
- cna@vuldb.com (exploit)
Frequently asked questions
- What is CVE-2026-3963?
- CVE-2026-3963 is a low-severity vulnerability in Perfree Go-fastdfs-web, classified under CWE-320. CVSS score: 3.7/10. Published 2026-03-11.
- How severe is CVE-2026-3963?
- Low severity. CVSS v3 base score is 3.7 out of 10.