CVE•Published 2026-04-20•Modified 2026-05-01•1 article on news•6 live references•NVD data

CVE-2026-4048Progress · Connection_manager_for_objectscale

Vulnerability data via NVD (ingested)

CVSS v3.1

8.4

HIGH

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

EPSS percentile

Exploit Prediction Scoring System · top 77% of all CVEs

Weaknesses (CWE)

CWE-77Improper Neutralization of Special Elements used in a Command ('Command Injection')

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.

Timeline

Published 2026-04-20

Modified 2026-05-01

External references

NVD MITRE Exploit-DB GitHub PoC Sploitus VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts

vuln:CVE-2026-4048

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · product

product:"Progress Connection Manager For Objectscale"

All exposed Progress Connection Manager For Objectscale instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Connection Manager For Objectscale"

HTTP body or banner mentions "Connection Manager For Objectscale" — catches deploys Shodan didn't identify as a product.

More intel sources (5)

Shodan report

vuln:CVE-2026-4048