What’s Vulnerable › Vulnerabilities

CVE-2021-39497

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-09-07 · updated 2026-06-17
• Weakness: CWE-918

Description

eyoucms 1.5.4 lacks sanitization of input data, allowing an attacker to inject a url to trigger blind SSRF via the saveRemote() function.

Affected products

• EyouCMS: 1.5.4

References

• http://hptcybersec.com/ssrf_PoC.jpg
• https://github.com/KietNA-HPT/CVE
• https://github.com/eyoucms/eyoucms/releases/tag/v1.5.4
• http://hptcybersec.com/ssrf_PoC.jpg
• https://github.com/KietNA-HPT/CVE
• https://github.com/eyoucms/eyoucms/releases/tag/v1.5.4

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