CVE-2021-32852: medium-severity vulnerability in countly-server
countly-server vulnerable to Cross-site Scripting
Published · Updated
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.4epss 0.9%
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.
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Affected products
Countly · countly-serverRelated CVEs — countly-server
In the same product, most dangerous first.
CVE-2022-29174HIGHPredictable password reset token may lead to account takeover in countly-serverEPSS 1.5%CVE-2026-42270HIGHcountly-server: Unauthenticated Denial of Service (DoS) via Unhandled Stream ExceptionEPSS 0.5%CVE-2026-41582HIGHcountly-server: Unauthenticated Path Traversal via Public Image and Screenshot Routes Leads to Read Internal FilesEPSS 0.5%CVE-2026-42269HIGHcountly-server: Path Traversal in delete_import Endpoint Allows Arbitrary File and Directory DeletionEPSS 0.5%CVE-2026-44977CRITICALcountly-server: Stored XSS in feedback upload enables app-admin to compromise global admin session contextEPSS 0.4%CVE-2026-87803HIGHCVE-2026-87803EPSS 0.3%
References
https://github.com/Countly/countly-server/blob/6b90bb775e747cabe46fe197c6a6989acc6c3417/frontend/express/app.js#L1112https://github.com/Countly/countly-server/blob/6b90bb775e747cabe46fe197c6a6989acc6c3417/frontend/express/views/reset.html#L95https://github.com/Countly/countly-server/releases/tag/v21.11https://securitylab.github.com/advisories/GHSL-2021-104-countly-server/