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CVSS 9.8 · CRITICAL

CVE-2026-33446

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.

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Analysis

Absolute Secure Access clients prior to version 14.50 contain a critical buffer overflow vulnerability in the authentication sub-system. If a client connects to a malicious or compromised server, an attacker can trigger memory corruption or a denial of service on the user's device.

Severity

Score: 9.8(CRITICAL)
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AV: NETWORK
AC: LOW
PR: NONE
UI: NONE
S: UNCHANGED
C: HIGH
I: HIGH
A: HIGH
Weakness (CWE): CWE-120

EPSS

Probability of exploitation (next 30 days): 0.0006 (0.1%)
Percentile: 19.8%
EPSS: 2026-05-06

Affects

absolute:secure_access

Technical description

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.

Published: 4/30/2026, 8:16:23 PM
Last modified: 5/5/2026, 2:19:56 AM

References

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