CVE-2025-55178
Llama Stack Unverified Parameter Remote Code Execution
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.
INFO
Published Date :
Sept. 24, 2025, 7:15 p.m.
Last Modified :
June 17, 2026, 9:41 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | MEDIUM | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
Solution
- Update Llama Stack to version v0.2.20 or later.
- Review and sanitize all external inputs.
- Implement strict parameter validation.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-55178.
| URL | Resource |
|---|---|
| https://github.com/llamastack/llama-stack/pull/3281 | |
| https://github.com/llamastack/llama-stack/releases/tag/v0.2.20 | |
| https://www.facebook.com/security/advisories/cve-2025-55178 |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-55178 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-55178
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-55178 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-55178 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
Jun. 17, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'Meta Platforms, Inc', 'product': 'Llama Stack', 'versions': [{'status': 'affected', 'version': '0.0.0', 'lessThan': '0.2.20', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}] -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 17, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2025-55178', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'yes'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2025-09-24T18:49:33.013687Z'} -
New CVE Received by [email protected]
Sep. 24, 2025
Action Type Old Value New Value Added 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. Added Reference https://github.com/llamastack/llama-stack/pull/3281 Added Reference https://github.com/llamastack/llama-stack/releases/tag/v0.2.20 Added Reference https://www.facebook.com/security/advisories/cve-2025-55178 -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Sep. 24, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N