CVE-2026-120209 (CVSS 9.8)

Description

AJ-Report through 1.7.1 signs share tokens with a hard-coded JWT secret, allowing attackers to forge valid Share-Tokens offline. Attackers can mint a token with reportCode 'dataSet' to access the testTransform endpoint, which passes scripts to GroovyClassLoader for unauthenticated remote code execution.

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CVSS v3.1 Score

9.8

CRITICAL

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

Weakness Type (CWE)

CWE-321 CWE-321

References

Other References

https://gitee.com/belief-team/report https://gitee.com/belief-team/report/blob/V1.7.1/report-core/src/main/java/com/anjiplus/template/gaea/business/util/JwtUtil.java https://gitee.com/belief-team/report/issues/IKRV6T https://www.vulncheck.com/advisories/aj-report-through-1.7.1-authentication-bypass-leading-to-rce-via-share-token

Frequently Asked Questions

What is CVE-2026-120209? +

AJ-Report through 1.7.1 signs share tokens with a hard-coded JWT secret, allowing attackers to forge valid Share-Tokens offline. Attackers can mint a token with reportCode 'dataSet' to access the testTransform endpoint, which passes scripts to GroovyClassLoader for unauthenticated remote code execution. It has a CVSS v3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2026-120209? +

CVE-2026-120209 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

How do I check if I'm vulnerable to CVE-2026-120209? +

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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CVE-2026-120209