What is CVE-2024-56515?

CVE-2024-56515 is a medium-severity vulnerability in T2bot Matrix-media-repo, classified under Deserialization of Untrusted Data. CVSS score: 6.8/10. Published 2025-01-16.

How severe is CVE-2024-56515?

Medium severity. CVSS v3 base score is 6.8 out of 10.

Deserialization in T2bot Matrix-media-repo

CVE-2024-56515

Matrix Media Repo (MMR) is a highly configurable multi-homeserver media repository for Matrix. If SVG or JPEGXL thumbnailers are enabled (they are disabled by default), a user may upload a file which claims to be either of these types and…

Vulnerability class: Insecure Deserialization

EPSS: 0.006 (45.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N.

Affected products

T2bot Matrix-media-repo — versions < 1.3.8

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

security-advisories@github.com (x_refsource_CONFIRM, Mitigation, Vendor Advisory)
security-advisories@github.com (x_refsource_MISC, Release Notes)

Frequently asked questions

What is CVE-2024-56515?: CVE-2024-56515 is a medium-severity vulnerability in T2bot Matrix-media-repo, classified under Deserialization of Untrusted Data. CVSS score: 6.8/10. Published 2025-01-16.
How severe is CVE-2024-56515?: Medium severity. CVSS v3 base score is 6.8 out of 10.