MEDIUM
CVE-2026-41051
CWE-367Published: May 13, 2026· Updated: May 13, 2026
5.0
CVSS v3.1
EPSS:0.01%probability of exploitation in 30 daysPercentile:1.6th
Official Description
csync2 uses insecure temporary directories when compiled with C99 or later, allowing for TOCTOU style attacks on the temporary directories.
Technical Analysis
CVE-2026-41051 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in availability disruption (denial of service), with a CVSS base score of 5.0.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
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Rapid7 / Metasploit
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PacketStorm
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NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
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All References (1)
Quick Facts
CVE IDCVE-2026-41051
CVSS Score5.0 / 10
SeverityMEDIUM
WeaknessCWE-367
CISA KEVNo
EPSS (30d)0.01%
PublishedMay 13, 2026
Related CVEs (CWE-367)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-41051 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.