CVE-2026-41161

Source
https://cve.org/CVERecord?id=CVE-2026-41161
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-41161.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-41161
Aliases
Published
2026-05-08T13:00:54.485Z
Modified
2026-08-12T03:51:39.346753586Z
Severity
  • 6.9 (Medium) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N CVSS Calculator
Summary
Username Enumeration via Timing Attack
Details

Sync-in Server is a secure, open-source platform for file storage, sharing, collaboration, and syncing. Prior to version 2.2.0, the /api/auth/login endpoint contains a logic flaw that allows unauthenticated remote attackers to enumerate valid usernames by measuring the application's response time. This issue has been patched in version 2.2.0.

Database specific
{
    "cwe_ids": [
        "CWE-208"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/41xxx/CVE-2026-41161.json",
    "cna_assigner": "GitHub_M"
}
References

Affected packages

Git / github.com/sync-in/server

Affected ranges

Type
GIT
Repo
https://github.com/sync-in/server
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
Database specific
Show details
{
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "2.2.0"
        }
    ],
    "cpe": "cpe:2.3:a:sync-in:sync-in_server:*:*:*:*:*:*:*:*",
    "source": [
        "AFFECTED_FIELD",
        "CPE_RANGE",
        "REFERENCES"
    ]
}

Affected versions

v1.*
v1.1.0
v1.1.1
v1.10.0
v1.10.1
v1.11.0
v1.2.0
v1.2.1
v1.2.2
v1.3.0
v1.3.1
v1.3.2
v1.3.3
v1.3.4
v1.3.5
v1.3.6
v1.3.7
v1.3.8
v1.3.9
v1.4.0
v1.5.0
v1.5.1
v1.5.2
v1.6.0
v1.6.1
v1.7.0
v1.8.0
v1.8.1
v1.9.0
v1.9.1
v1.9.2
v1.9.3
v1.9.4
v1.9.5
v1.9.6
v2.*
v2.0.0
v2.1.0

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-41161.json"