CVE-2026-7679

HIGH 7.3

YunaiV yudao-cloud OAuth2TokenServiceImpl.java getAccessToken improper authentication

CVSS Score

7.3

EPSS Score

0.0%

EPSS Percentile

0th

A security flaw has been discovered in YunaiV yudao-cloud up to 2026.01. This impacts the function getAccessToken of the file yudao-module-system-biz/src/main/java/io/github/ruoyi/common/oauth2/service/impl/OAuth2TokenServiceImpl.java. Performing a manipulation results in improper authentication. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

CWE	CWE-287
Vendor	yunaiv
Product	yudao-cloud
Published	May 3, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

YunaiV / yudao-cloud

2026.01

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/360832 vuldb.com: https://vuldb.com/vuln/360832/cti vuldb.com: https://vuldb.com/submit/800866 github.com: https://github.com/9str0IL/CVE/issues/1

Credits

🔍 9str0il (VulDB User) VulDB CNA Team