CVE-2026-15326: Path Traversal (CVSS 3.8)

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.

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CVSS v3.1 Score

3.8

LOW

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

EPSS — Exploit Prediction

0.0036

Probability of exploitation

0.29%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-22 Path Traversal

References

Other 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

Frequently Asked Questions

What is CVE-2026-15326? +

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. It has a CVSS v3.1 base score of 3.8 (LOW).

How severe is CVE-2026-15326? +

CVE-2026-15326 has a CVSS v3.1 score of 3.8 out of 10, rated LOW. This is a low-severity vulnerability with limited impact. The EPSS score is 0.0036, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-15326? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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