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CVE-2026-77807

AcyMailing – An Ultimate Newsletter Plugin and Marketing… · Vulnerability

CVSS 3.1 7.5 HIGHCheck source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-77807

Published

The AcyMailing – An Ultimate Newsletter Plugin and Marketing Automation Solution for WordPress plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 11.0.4 via the `user[name]` Parameter. This makes it possible for unauthenticated attackers to read the contents of arbitrary files on the server, which can contain sensitive information. Exploitation requires "Embed images" option in AcyMailing configuration being enabled.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-77807

Published

AcyMailing – An Ultimate Newsletter Plugin and Marketing Automation Solution for WordPress

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "acyba",
                    "product": "AcyMailing – An Ultimate Newsletter Plugin and Marketing Automation Solution for WordPress",
                    "versions": [
                        {
                            "version": "0",
                            "status": "affected",
                            "lessThanOrEqual": "11.0.4",
                            "versionType": "semver"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }

Original source record · Cite this exact observation · Complete original publisher JSON