CVE-2026-123020 (CVSS 6.3)

Description

A security vulnerability has been detected in eosphoros-ai DB-GPT up to 0.8.1. The affected element is the function FileBasedSkill.get_prompt of the file packages/dbgpt-core/src/dbgpt/agent/skill/claude_skill/__init__.py of the component Jinja2 Template Handler. The manipulation leads to improper neutralization of special elements used in a template engine. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 0.8.2 is sufficient to fix this issue. The identifier of the patch is a9e7a3c026d114fcfb4ffe3eaf78851a636ded16. It is suggested to upgrade the affected component.

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CVSS v3.1 Score

6.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

EPSS — Exploit Prediction

0.0050

Probability of exploitation

0.43%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-791 CWE-791

CWE-1336 CWE-1336

References

Other References

https://github.com/eosphoros-ai/DB-GPT/ https://github.com/eosphoros-ai/DB-GPT/commit/a9e7a3c026d114fcfb4ffe3eaf78851a636ded16 https://github.com/eosphoros-ai/DB-GPT/issues/3291 https://github.com/eosphoros-ai/DB-GPT/pull/3111 https://github.com/eosphoros-ai/DB-GPT/releases/tag/v0.8.2 https://github.com/ybyu-ieu/agent-security-advisories/blob/main/dbgpt/dbgpt-skill-template-jinja2-ssti-rce.md https://vuldb.com/cve/CVE-2026-123020 https://vuldb.com/submit/1033118 https://vuldb.com/vuln/431394 https://vuldb.com/vuln/431394/cti

Frequently Asked Questions

What is CVE-2026-123020? +

A security vulnerability has been detected in eosphoros-ai DB-GPT up to 0.8.1. The affected element is the function FileBasedSkill.get_prompt of the file packages/dbgpt-core/src/dbgpt/agent/skill/claude_skill/__init__.py of the component Jinja2 Template Handler. The manipulation leads to improper neutralization of special elements used in a template engine. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 0.8.2 is sufficient to fix this issue. The identifier of the patch is a9e7a3c026d114fcfb4ffe3eaf78851a636ded16. It is suggested to upgrade the affected component. It has a CVSS v3.1 base score of 6.3 (MEDIUM).

How severe is CVE-2026-123020? +

CVE-2026-123020 has a CVSS v3.1 score of 6.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0050, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-123020? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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