CVE-2026-3963

perfree go-fastdfs-web Apache Shiro RememberMe ShiroConfig.java rememberMeManager hard-coded key

LOW
3.7
CVSS Score
Published: March 11, 2026 at 11:02 PM UTC
Updated: June 17, 2026 at 10:44 AM UTC
1 product affected across 1 vendorGo Fastdfs Web

Using go-fastdfs-web by perfree?

Get instant alerts when new vulnerabilities affect go-fastdfs-web - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
LOW3.7
Exploit prediction
EPSS 0.4%
SSVC
PoC

Description

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (4)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/?id.350392
SignaturePermissions Required
Source: cverecord
https://vuldb.com/?ctiid.350392
Third Party Advisory
Source: cverecord
https://vuldb.com/?submit.768282

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

3.7LOWVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-321CWE-320

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card