← Vulnerability feed

Vulnerability record · CVE-2021-39497 · published 7 September 2021

CVE-2021-39497: Eyoucms server-side request forgery (ssrf) vulnerability

Eyoucms · Eyoucms

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

9.8 CVSS 3.1 Critical EPSS 2.4% · top 16.9% CWE-918 · Server-side request forgery (SSRF)
9.8CVSS 3.1 base score, v2 7.5
2.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References, 2 tagged exploit
17 Jun 2026Last modified by NVD

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.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://hptcybersec.com/ssrf_PoC.jpg Broken Link
https://github.com/KietNA-HPT/CVE ExploitThird Party Advisory
https://github.com/eyoucms/eyoucms/releases/tag/v1.5.4 Third Party Advisory
http://hptcybersec.com/ssrf_PoC.jpg Broken Link
https://github.com/KietNA-HPT/CVE ExploitThird Party Advisory
https://github.com/eyoucms/eyoucms/releases/tag/v1.5.4 Third Party Advisory

Track CVE-2021-39497 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2023-42286Eyoucms unrestricted file upload vulnerabilityThere is a PHP file inclusion vulnerability in the template configuration of eyoucms v1.6.4, allowing attackers to execute code or system commands th…EPSS 0.98%9.8CVE-2022-26273Eyoucms vulnerabilityEyouCMS v1.5.4 was discovered to lack parameter filtering in \user\controller\shop.php, leading to payment logic vulnerabilities.EPSS 1.2%9.8CVE-2022-26279Eyoucms vulnerabilityEyouCMS v1.5.5 was discovered to have no access control in the component /data/sqldata.EPSS 1.8%9.8CVE-2020-24000Eyoucms sql injection vulnerabilitySQL Injection vulnerability in eyoucms cms v1.4.7, allows attackers to execute arbitrary code and disclose sensitive information, via the tid paramet…EPSS 2.4%8.8CVE-2024-3431Eyoucms deserialization of untrusted data vulnerabilityA vulnerability was found in EyouCMS 1.6.5. It has been declared as critical. This vulnerability affects unknown code of the file /login.php?m=admin&…EPSS 0.72%8.8CVE-2022-44387Eyoucms cross-site request forgery vulnerabilityEyouCMS V1.5.9-UTF8-SP1 was discovered to contain a Cross-Site Request Forgery (CSRF) via the Basic Information component under the Edit Member modul…EPSS 0.28%8.8CVE-2022-43323Eyoucms cross-site request forgery vulnerabilityEyouCMS V1.5.9-UTF8-SP1 was discovered to contain a Cross-Site Request Forgery (CSRF) via the Top Up Balance component under the Edit Member module.EPSS 0.39%8.8CVE-2022-41500Eyoucms cross-site request forgery vulnerabilityEyouCMS V1.5.9 was discovered to contain multiple Cross-Site Request Forgery (CSRF) vulnerabilities via the Members Center, Editorial Membership, and…EPSS 0.41%

Source: NIST National Vulnerability Database (record CVE-2021-39497), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.