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CVE-2026-29856 - Vulnerability Analysis

HighCVSS: 7.5

Last Updated: March 19, 2026

aaPanel - Denial of Service

Published: March 18, 2026Updated: March 19, 2026PoC AvailableRemote Exploitable

Overview

aaPanel v7.57.0 contains a Regular Expression Denial of Service caused by improper VirtualHost configuration parsing, letting attackers cause denial of service via crafted input, exploit requires no special privileges.

Severity & Score

Severity: High

CVSS Score: 7.5

Impact

Attackers can cause denial of service by exhausting server resources through crafted input.

Mitigation

Update to the latest version of aaPanel.

References

https://github.com/aapanel/aapanel
https://github.com/mbiesiad/vulnerability-research/tree/main/CVE-2026-29856

Related Resources

Vulnerability Intelligence Dashboard
Credential Scanner

Details

CVE ID: CVE-2026-29856
Severity: High
CVSS Score: 7.5
Type: denial_of_service
Status: confirmed

CWE

CWE-400

CVSS Metrics

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H