Vulnerability DatabaseCVE-2025-70886
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CVE-2025-70886
February 12, 2026
An issue in halo v.2.22.4 and before allows a remote attacker to cause a denial of service via a crafted payload to the public comment submission endpoint
Affected Packages
https://github.com/halo-dev/halo.git (GITHUB):
Affected version(s) >=v0.0.1 <v2.22.6
Fix Suggestion:
Update to version v2.22.6
Related Resources (3)
https://github.com/halo-dev/halo/issues/7890
https://github.com/HowieHz/CVE-2025-70886
https://howiehz.top/archives/halo-comment-payload-tweaker
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CVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
Uncontrolled Resource Consumption
CWE-400
EPSS
Base Score:
0.10