EUVD-2026-70045
GHSA-46w6-gf75-jc42
Severity by source
AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
Contributor role is PR:L not PR:H; stored XSS executing in a different user's session constitutes a scope change (S:C).
Primary rating from Vendor (WPScan).
CVSS VectorVendor: WPScan
Lifecycle Timeline
3DescriptionCVE.org
The All in One SEO WordPress plugin before 5.0.0.1 does not sanitise and escape some content stored in posts before rendering it back in the post editor, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks that trigger when a higher privileged user edits the post.
AnalysisAI
Stored Cross-Site Scripting in the All in One SEO WordPress plugin before version 5.0.0.1 enables users holding the contributor role or above to inject persistent malicious scripts into post content that execute in the browser of any higher-privileged user who subsequently edits that post. The attack effectively allows a low-trust contributor to hijack administrator sessions, enabling full site compromise. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | The attacker must hold at minimum a contributor role on the target WordPress site - subscriber accounts are insufficient. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The provided CVSS 6.8 vector (PR:H) understates real-world risk: contributor is a low-privilege role in WordPress, making PR:L more accurate for the minimum required access level. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Update the All in One SEO WordPress plugin to version 5.0.0.1 or later immediately, as this is the vendor-confirmed fix version per the WPScan advisory at https://wpscan.com/vulnerability/9d4e5075-062a-42d7-beba-9f96f9ce76da/. … Detailed patch versions, workarounds, and compensating controls in full report. |
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Same weakness CWE-79 – Cross-site Scripting (XSS)
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External POC / Exploit Code
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