MEDIUM
CVE-2026-40950
Published: April 30, 2026· Updated: May 5, 2026
6.5
CVSS v3.1
EPSS:0.04%probability of exploitation in 30 daysPercentile:12.5th
Official Description
CVE-2026-40950 is a buffer overflow vulnerability in the Secure Access
server prior to 14.50. Attackers with control of a modified client can
send a specially crafted message to the server and cause a denial of
service
Technical Analysis
CVE-2026-40950 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
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 6.5.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Vendors & Products
absolute1 product
secure access
Source: NVD CPE · 1 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (1)
Quick Facts
CVE IDCVE-2026-40950
CVSS Score6.5 / 10
SeverityMEDIUM
CISA KEVNo
EPSS (30d)0.04%
Affected1 vendor
PublishedApr 30, 2026
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-40950 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.