Path Traversal in Joinmastodon Mastodon
CVE-2023-36460
Mastodon is a free, open-source social network server based on ActivityPub. Starting in version 3.5.0 and prior to versions 3.5.9, 4.0.5, and 4.1.3, attackers using carefully crafted media files can cause Mastodon's media processing code t…
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.401 (98.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Joinmastodon Mastodon
- Mastodon — versions >= 3.5.0, < 3.5.9, >= 4.0.0, < 4.0.5, >= 4.1.0, < 4.1.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM, Third Party Advisory)
- security-advisories@github.com (Patch, Third Party Advisory, x_refsource_MISC)
- security-advisories@github.com (Third Party Advisory, x_refsource_MISC)
- security-advisories@github.com (Third Party Advisory, x_refsource_MISC)
- security-advisories@github.com (Third Party Advisory, x_refsource_MISC)
- security-advisories@github.com (Mailing List)
Frequently asked questions
- What is CVE-2023-36460?
- CVE-2023-36460 is a critical-severity vulnerability in Joinmastodon Mastodon, classified under Path Traversal. CVSS score: 9.9/10. Published 2023-07-06.
- How severe is CVE-2023-36460?
- Critical severity. CVSS v3 base score is 9.9 out of 10.
- Is CVE-2023-36460 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.