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CVE-2026-4048

HIGHCVSS 7.2/10EPSS 2.13%

Last modified

CVE-2026-4048 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. OS Command Injection Remote Code Execution Vulnerability in UI in Progress ADC Products allows an authenticated attacker with “All” permissions to execute arbitrary commands on the LoadMaster appliance by exploiting unsanitized input in a custom WAF rule file during the file upload process.. EPSS estimates a 2.13% chance of exploitation in the next 30 days.

Description

OS Command Injection Remote Code Execution Vulnerability in UI in Progress ADC Products allows an authenticated attacker with “All” permissions to execute arbitrary commands on the LoadMaster appliance by exploiting unsanitized input in a custom WAF rule file during the file upload process.

Metrics

CVSS 3.1
7.2/10

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

EPSS Probability
2.13%

79.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ProgressConnection Manager For Objectscale< 7.2.63.1
ProgressEcs Connection Manager< 7.2.63.1
ProgressLoadmaster< 7.2.54.17
ProgressLoadmaster< 7.2.63.1

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-4048?
OS Command Injection Remote Code Execution Vulnerability in UI in Progress ADC Products allows an authenticated attacker with “All” permissions to execute arbitrary commands on the LoadMaster appliance by exploiting unsanitized input in a custom WAF rule file during the file upload process.
How severe is CVE-2026-4048?
CVE-2026-4048 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 2.13% probability of exploitation in the next 30 days.
How do I fix CVE-2026-4048?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-4048?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST