CVE-2026-3517: exploitation status and patch state

CVE-2026-3517 · CVSS 8.4 HIGH · EPSS 18%

OS Command Injection Remote Code Execution Vulnerability in API in Progress ADC Products allows an authenticated attacker with “Geo Administration” permissions to execute arbitrary commands on the LoadMaster appliance by exploiting unsanitized input in the 'addcountry' command

Is CVE-2026-3517 exploited?

• Not in the CISA KEV catalog.
• EPSS puts exploitation in the next 30 days at 18%.
• Public exploit code: none found in monitored sources.

Which products and versions are affected?

No affected package list recorded here yet.

Is there a patch?

No patch identifier recorded here yet.

What PlainSec published about CVE-2026-3517

• Admin Access Turns Progress ADC Into Command Execution Risk (2026-04-22)

Primary sources

• NVD record

What this record does not say

• No affected package data.
• No patch identifier.

KEV and EPSS are re-checked daily. Record last updated 2026-08-11.