What’s Vulnerable › Vulnerabilities

CVE-2026-8739: Sanluan PublicCMS SafeConfigComponent.java getSignKey hard-coded key

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-17 · updated 2026-10-26
• Weakness: CWE-320

Description

A vulnerability was detected in Sanluan PublicCMS 5.202506.d. The affected element is the function getSignKey of the file publiccms-core/src/main/java/com/publiccms/logic/component/config/SafeConfigComponent.java. The manipulation of the argument privatefile_key results in use of hard-coded cryptographic key . The attack can be executed remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

• Sanluan PublicCMS: 5.202506.d

References

• https://vuldb.com/submit/809917
• https://vuldb.com/vuln/364327
• https://vuldb.com/vuln/364327/cti
• https://vulnplus-note.wetolink.com/share/PCVUlOncmwTC

Get alerted when CVE-2026-8739 or the next vulnerability affects your stack