What is CVE-2026-23877?

CVE-2026-23877 is a medium-severity vulnerability in Swingmx Swing_music, classified under CWE-25. CVSS score: 4.3/10. Published 2026-01-19.

How severe is CVE-2026-23877?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in Swingmx Swing_music

CVE-2026-23877

Swing Music is a self-hosted music player for local audio files. Prior to version 2.1.4, Swing Music's `list_folders()` function in the `/folder/dir-browser` endpoint is vulnerable to directory traversal attacks. Any authenticated user (in…

EPSS: 0.005 (40.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

Affected products

Swingmx Swing_music
Swingmx Swingmusic — versions < 2.1.4

Weakness classification (CWE)

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)
security-advisories@github.com (Patch, x_refsource_MISC)

Frequently asked questions

What is CVE-2026-23877?: CVE-2026-23877 is a medium-severity vulnerability in Swingmx Swing_music, classified under CWE-25. CVSS score: 4.3/10. Published 2026-01-19.
How severe is CVE-2026-23877?: Medium severity. CVSS v3 base score is 4.3 out of 10.