PT-2025-31954 · Halo · Halo

This1Slwl · Published 2025-08-05 · Updated 2025-08-05 · CVE-2025-51857

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions Halo versions prior to 2.20.18LTS

Description The reconcile method within the AttachmentReconciler class is susceptible to Cross-Site Scripting (XSS) attacks.

Recommendations Update to a version of Halo later than 2.20.18LTS.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2025-51857

Affected Products

Halo

References · 8

• https://osv.dev/vulnerability/CVE-2025-51857 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-51857 · Security Note
• https://github.com/halo-dev/halo · Note
• https://gist.github.com/this1slwl/d714514635119159607c14faebbbcf20 · Note
• https://twitter.com/CVEnew/status/1952798179151269901 · Twitter Post
• https://t.me/cveNotify/130982 · Telegram Post
• http://halo.com · Note
• https://t.me/CVEtracker/29228 · Telegram Post