CVE-2025-70886

Published: Feb 12, 2026Modified: Feb 18, 2026

7.5

Vector

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

Exploitability: 3.9 / Impact: 3.6

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

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 (1)

Products: Halo: Halo

Halo

1 product

Halo

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Halo Halo	Up to 2.22.4

Related CWEs

CWE-400

Uncontrolled Resource Consumption

The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.

References (3)

https://github.com/HowieHz/CVE-2025-70886

Source: cve@mitre.org

ExploitThird Party Advisory

https://github.com/halo-dev/halo/issues/7890

Source: cve@mitre.org

ExploitIssue TrackingVendor Advisory

https://howiehz.top/archives/halo-comment-payload-tweaker

Source: cve@mitre.org

ExploitThird Party Advisory

Timeline

No history available yet.