CVE-2026-110612 (CVSS 9.8)

Description

vlife through 2.0.1 contains an authentication bypass vulnerability that allows unauthenticated attackers to forge JWTs using the hardcoded HS256 signing key in TokenUtil. Attackers can sign a token with superUser=true and arbitrary groupIds claims to gain super administrator access to any URL on vlife instances.

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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

EPSS — Exploit Prediction

0.0100

Probability of exploitation

0.62%

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-321 CWE-321

References

Other References

https://github.com/wwwlike/vlife https://github.com/wwwlike/vlife/blob/4f03b19b91d82781939653f5b0d9a70721734d6d/vlife-base/src/main/java/cn/wwwlike/config/VlifeUrlDecisionManager.java#L25 https://github.com/wwwlike/vlife/blob/4f03b19b91d82781939653f5b0d9a70721734d6d/vlife-boot-starter-web/src/main/java/cn/wwwlike/web/security/filter/TokenUtil.java#L33-L58 https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/vlife-hardcoded-jwt-secret-token-forgery https://www.vulncheck.com/advisories/vlife-through-2.0.1-authentication-bypass-via-hardcoded-jwt-secret-in-tokenutil https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/vlife-hardcoded-jwt-secret-token-forgery

Frequently Asked Questions

What is CVE-2026-110612? +

vlife through 2.0.1 contains an authentication bypass vulnerability that allows unauthenticated attackers to forge JWTs using the hardcoded HS256 signing key in TokenUtil. Attackers can sign a token with superUser=true and arbitrary groupIds claims to gain super administrator access to any URL on vlife instances. It has a CVSS v3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2026-110612? +

CVE-2026-110612 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately. The EPSS score is 0.0100, placing it in the 1th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-110612? +

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-2026-110612