Home/CVE/CVE-2026-33446 is a buffer overflow in the authentication sub-system of the Secure Access client prior to 14.50. Attack
CVE

CVE-2026-33446

CVE-2026-33446 is a buffer overflow in the authentication sub-system of the Secure Access client prior to 14.50. Attack

CVE-2026-33446 is a buffer overflow in the authentication sub-system of the Secure Access client prior to 14.50. Attackers with control of a modified server can send a special packet that can overwrite a small portion of memory conceivably leading to memory corruption or a denial of service.

CRITICAL · CVSS 9.8 EPSS 0.00074
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
▤

Affected Products & Versions

1
absolute secure access< 14.50
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · SecurityResponse@netmotionsoftware.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD30 Apr 2026 · 08:16 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
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References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.absolute.com/platform/security-information/vulnerability-archive/cve-2026-33446Vendor Advisory
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