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Vulnerability record · CVE-2022-23317 · published 15 February 2022

CVE-2022-23317: Helpsystems cobalt strike improper authentication vulnerability

Helpsystems · Cobalt Strike

CobaltStrike <=4.5 HTTP(S) listener does not determine whether the request URL begins with "/", and attackers can obtain relevant information by specifying the URL.

7.5 CVSS 3.1 High EPSS 1.1% · top 36.4% CWE-287 · Improper authentication
7.5CVSS 3.1 base score, v2 5.0
1.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

CobaltStrike <=4.5 HTTP(S) listener does not determine whether the request URL begins with "/", and attackers can obtain relevant information by specifying the URL.

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

Affected products

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

References

LinkTags
https://donghuangt1.com/writings/Stager/ ExploitThird Party Advisory
https://donghuangt1.com/writings/Stager/ ExploitThird Party Advisory

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

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Source: NIST National Vulnerability Database (record CVE-2022-23317), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.