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CVE-2022-42948

9.8, critical Known exploited

Fortra Cobalt Strike User Interface Remote Code Execution Vulnerability

NVD (opens in a new tab) CVE.org (opens in a new tab) CISA KEV catalogue (opens in a new tab)
CVSS
9.8, critical critical CVSS v3.1
EPSS, next 30 days
3% higher than 85.7% of scored CVEs
Exploitation
Confirmed in the wild
Published
24 Mar 20233 years ago

Known exploited

CISA added this to the Known Exploited Vulnerabilities Catalog on 30 Mar 2023. US federal agencies had to remediate by 20 Apr 2023, a deadline that has passed.

Required action. Apply updates per vendor instructions.

Description

Cobalt Strike 4.7.1 fails to properly escape HTML tags when they are displayed on Swing components. By injecting crafted HTML code, it is possible to remotely execute code in the Cobalt Strike UI.

Details

Vendor
Fortra
Product
Cobalt Strike
Weakness
CWE-116 (opens in a new tab)
Status
Analyzed
Updated
17 Jun 2026
Assigner
cve@mitre.org

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

References 4

Advisories 3

Other references 1

The kind is read from NVD's tags where present and from the shape of the URL otherwise, so treat it as a hint.

Other Fortra CVEs

Every Fortra CVE we hold

Same vendor in what we hold, not a known link between the flaws.

  • CVE-2025-10035 Fortra GoAnywhere MFT Deserialization of Untrusted Data Vulnerability KEV EPSS 100% 9.8, critical
  • CVE-2023-0669 Fortra GoAnywhere MFT Remote Code Execution Vulnerability KEV EPSS 100% 7.2, high
  • CVE-2022-39197 Fortra Cobalt Strike Teamserver Cross-Site Scripting (XSS) Vulnerability KEV EPSS 46% 6.1, medium

Beyond this page

Is CVE-2022-42948 in your network?

This page tells you how dangerous CVE-2022-42948 is out there. Whether it sits on one of your devices, only a scan of your own network can tell. That is what our systems do, every day, for the companies we protect.

CVE-2022-42948 is in the CISA catalogue of exploited vulnerabilities: attackers are already exploiting it.

  • EXYS7600 OCELOT

    Find it before attackers do

    Ocelot scans your network on a schedule and reports every vulnerability it finds by its CVE identifier, with its CVSS score and how many of your hosts are affected. A finding like CVE-2022-42948 comes with the devices to patch.

    Learn more about EXYS7600 OCELOT

  • EXYS7950 KONDRA

    Detect it if it's exploited

    Until the patch is applied, Kondra monitors your network, events and endpoints in real time. It keeps an inventory of the software installed on every endpoint, and its anomaly detection rules flag what an attacker does once inside.

    Learn more about EXYS7950 KONDRA
Check your exposure

Assembled from the NVD 2.0 API, the CISA Known Exploited Vulnerabilities Catalog and FIRST EPSS. Scores are as of our last collection on 17 Oct 2026, not the live upstream state.