Medium severity · published Sep 24, 2025
CVE-2025-55178
Llama Stack prior to version v0.2.20 accepted unverified parameters in the resolve_ast_by_type function which could potentially allow for remote code execution
5.3
CVSS
0.5%
EPSS
No
On KEV
Description
Llama Stack prior to version v0.2.20 accepted unverified parameters in the resolve_ast_by_type function which could potentially allow for remote code execution.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 43% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LS
Llama Stack · Meta Platforms, Inc
0.0.0 before 0.2.20 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-55178
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-55178
github.com
https://github.com/llamastack/llama-stack/pull/3281
github.com
https://github.com/llamastack/llama-stack/releases/tag/v0.2.20
www.facebook.com
https://www.facebook.com/security/advisories/cve-2025-55178