Is CVE-2026-33077 actively exploited?

CVE-2026-33077 has no public evidence of in-the-wild exploitation as of 2026-04-27.

What is the CVSS score for CVE-2026-33077?

CVE-2026-33077 has a CVSS score of 7.7 (HIGH severity). Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X.

How do I patch CVE-2026-33077?

Patch guidance is available from roxy-wi security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2026-33077.

Fix CVE-2026-33077 - HIGH roxy-wi roxy-wi

Description

Roxy-WI is a web interface for managing Haproxy, Nginx, Apache and Keepalived servers. Prior to version 8.2.6.4, the oldconfig parameter in the haproxy_section_save interface has an arbitrary file read vulnerability. Version 8.2.6.4 fixes the issue.

CVSS Metrics

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Confidentiality: undefined
Integrity: undefined
Availability: undefined
Weaknesses: CWE-22 · Path Traversal

Metadata

Primary Vendor: ROXY-WI
Published: 4/24/2026
Last Modified: 4/27/2026
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2026-33077

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary