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CVE-2026-55402: Vulnerability in Absolute Security Secure Access

0
High
VulnerabilityCVE-2026-55402cvecve-2026-55402
Published: 08/13/2026 (08/13/2026, 16:16:22 UTC)
Source: CVE Database V5
Vendor/Project: Absolute Security
Product: Secure Access

Description

CVE-2026-55402 is an out of bounds read vulnerability in Secure Access servers prior to version 14.57. Attackers with an ‘in the middle’ position can send specially crafted data to a server causing a persistent denial of service.

CVSS v4.0

Score 8.7high

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
None
Vuln. Confidentiality
None
Vuln. Integrity
None
Vuln. Availability
High
Subsq. Confidentiality
None
Subsq. Integrity
None
Subsq. Availability
None
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 08/13/2026, 16:56:07 UTC

Technical Analysis

This vulnerability involves an out of bounds read in Secure Access servers before version 14.57. Exploitation requires an attacker to be in a man-in-the-middle position to send maliciously crafted data packets to the server, resulting in a persistent denial of service. The CVSS 4.0 base score is 8.7, reflecting high severity with network attack vector, low attack complexity, no privileges or user interaction required, and high impact on availability. No known exploits are reported in the wild, and no official remediation or patch information is currently available.

Potential Impact

Successful exploitation leads to a persistent denial of service on the Secure Access server, disrupting availability. There is no indication of confidentiality or integrity impact. The attack requires network access with a man-in-the-middle position but no privileges or user interaction.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, monitor for suspicious network activity consistent with man-in-the-middle attacks and consider network-level protections to limit exposure.

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Technical Details

Data Version
5.2
Assigner Short Name
Absolute
Date Reserved
2026-06-16T21:26:37.698Z
Cvss Version
4.0
State
PUBLISHED
Remediation Level
null

Threat ID: 6a7df3d6bf8831d539788823

Added to database: 08/13/2026, 16:41:58 UTC

Last enriched: 08/13/2026, 16:56:07 UTC

Last updated: 08/13/2026, 17:43:31 UTC

Views: 4

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