CVE-2021-37211

—

CVSS 3.1

5.4 medium

EPSS

<1%p38

Published

Aug 9, 2021 (Aug 9, 2021)

Modified

Jun 17, 2026

Description

The bulletin function of Flygo does not filter special characters while a new announcement is added. Remoter attackers can use the vulnerability with general user’s credential to inject JavaScript and execute stored XSS attacks.

Vendors: larvata
Products: flygo
Weakness: CWE-79
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.5%)

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