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CVE-2021-32852— countly-server vulnerable to Cross-site Scripting

Quick assessment

Affected
Countly countly-server
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

countly-server是一个产品分析解决方案 Countly 的服务器端部分。 countly-server 21.11之前版本存在安全漏洞，该漏洞源于存在跨站脚本漏洞。

CVSS 5.4 · Medium EPSS 0.93% · P58
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I. Basic Information for CVE-2021-32852

Vulnerability Information
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Vulnerability Title
countly-server vulnerable to Cross-site Scripting
Source: CVE Program / CVE List V5
Vulnerability Description
Countly, a product analytics solution, is vulnerable to cross-site scripting prior to version 21.11 of the community edition. The victim must follow a malicious link or be redirected there from malicious web site. The attacker must have an account or be able to create one. This issue is patched in version 21.11.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
countly-server 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
countly-server是一个产品分析解决方案 Countly 的服务器端部分。 countly-server 21.11之前版本存在安全漏洞，该漏洞源于存在跨站脚本漏洞。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Countly countly-server 21.11 ~ 21.11 -

II. Public POCs for CVE-2021-32852

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III. Intelligence Information for CVE-2021-32852

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Other References for CVE-2021-32852 (4)

IV. Related Vulnerabilities

Same product: countly-server
Same vendor: Countly
Same weakness: CWE-79

V. Comments for CVE-2021-32852

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