CVE Watch—

CVE-2022-39197

Fortra Cobalt Strike Teamserver Cross-Site Scripting (XSS) Vulnerability

CVSS

—

No CVSS

EPSS

46.4%

p99

KEV

YES

Mar 30, 2023

Exploit Today

0-100

Published: — · Last modified: —

EPSS · 30d

46.4%EPSS · 30 days46.4%

2026-06-302026-07-16

KEV catalog record

Product

Fortra / Cobalt Strike

Vulnerability

Fortra Cobalt Strike Teamserver Cross-Site Scripting (XSS) Vulnerability

Added to KEV

Mar 30, 2023

Remediate by

Apr 20, 2023

Known ransomware use

Summary description

Fortra Cobalt Strike contains a cross-site scripting (XSS) vulnerability in Teamserver that would allow an attacker to set a malformed username in the Beacon configuration, allowing them to execute code remotely.

Required action

Apply updates per vendor instructions.

Notes

https://www.cobaltstrike.com/blog/out-of-band-update-cobalt-strike-4-7-1/; https://nvd.nist.gov/vuln/detail/CVE-2022-39197

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KEV—75Fortra Cobalt Strike User Interface Remote Code Execution Vulnerability—