CVE-2026-15326: halo-dev halo Theme Installation ThemeUtils.java ThemeUtils.unzipThemeTo path traversal

Severity: low (CVSS 3.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-07-10 · updated 2026-10-25
Weakness: CWE-22

Description

A vulnerability was identified in halo-dev halo up to 2.24.2. This affects the function ThemeUtils.unzipThemeTo of the file ThemeUtils.java of the component Theme Installation. Such manipulation of the argument metadata.name leads to path traversal. The attack may be launched remotely. The exploit is publicly available and might be used. The project closed the issue as "duplicate" but did not reference any other issue, report, or CVE.

Affected products

halo-dev halo: 2.24.0, 2.24.1, 2.24.2

References

https://github.com/halo-dev/halo/
https://github.com/halo-dev/halo/issues/10062
https://vuldb.com/cve/CVE-2026-15326
https://vuldb.com/submit/853064
https://vuldb.com/vuln/377265
https://vuldb.com/vuln/377265/cti

Get alerted when CVE-2026-15326 or the next vulnerability affects your stack