Description
SiYuan is a personal knowledge management system. Prior to version 3.1.16, SiYuan's `/api/template/renderSprig` endpoint is vulnerable to Server-Side Template Injection (SSTI) through the Sprig template engine. Although the engine has limitations, it allows attackers to access environment variables. Version 3.1.16 contains a patch for the issue.
Published: 2024-12-11
Score: 6.9 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2024-3426 SiYuan is a personal knowledge management system. Prior to version 3.1.16, SiYuan's `/api/template/renderSprig` endpoint is vulnerable to Server-Side Template Injection (SSTI) through the Sprig template engine. Although the engine has limitations, it allows attackers to access environment variables. Version 3.1.16 contains a patch for the issue.
Github GHSA Github GHSA GHSA-4pjc-pwgq-q9jp SiYuan has an SSTI via /api/template/renderSprig
History

Thu, 05 Jun 2025 21:00:00 +0000

Type Values Removed Values Added
First Time appeared B3log
B3log siyuan
Weaknesses CWE-94
CPEs cpe:2.3:a:b3log:siyuan:3.1.15:-:*:*:*:*:*:*
Vendors & Products B3log
B3log siyuan
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Thu, 12 Dec 2024 17:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Wed, 11 Dec 2024 23:00:00 +0000

Type Values Removed Values Added
Description SiYuan is a personal knowledge management system. Prior to version 3.1.16, SiYuan's `/api/template/renderSprig` endpoint is vulnerable to Server-Side Template Injection (SSTI) through the Sprig template engine. Although the engine has limitations, it allows attackers to access environment variables. Version 3.1.16 contains a patch for the issue.
Title SiYuan has an SSTI via /api/template/renderSprig
Weaknesses CWE-1336
References
Metrics cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}

Subscriptions

B3log Siyuan
cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2024-12-12T16:29:14.433Z

Reserved: 2024-12-10T15:33:57.415Z

Link: CVE-2024-55660

cve-icon Vulnrichment

Updated: 2024-12-12T16:29:10.408Z

cve-icon NVD

Status : Analyzed

Published: 2024-12-12T02:15:32.883

Modified: 2025-06-05T20:42:58.407

Link: CVE-2024-55660

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses