High severity · published Jan 17, 2026
CVE-2026-0517
Denial of Service in Secure Access Servers Prior to 14.20.
7.5
CVSS
0.3%
EPSS
No
On KEV
Description
CVE-2026-0517 is a denial-of-service vulnerability in versions of Secure
Access Server prior to 14.20. An attacker can send a specially crafted packet
to a server and cause the server to crash
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 24% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SA
Secure Access · Absolute Security
before 14.20 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-0517
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-0517
Vendor Advisory
https://www.absolute.com/platform/security-information/vulnerability-archive/cve-2026-0517
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