EUVD-2026-69887
GHSA-j33x-xg7g-7cjm
Severity by source
AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Reflected XSS has no independent availability impact; C:L/I:L with S:C accurately captures session/DOM impact on victim browser.
Primary rating from Vendor (Patchstack).
CVSS VectorVendor: Patchstack
Lifecycle Timeline
2DescriptionCVE.org
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Marcus Login With Ajax allows Reflected XSS.
This issue affects Login With Ajax: from n/a through 4.5.1.
AnalysisAI
Reflected cross-site scripting in the Login With Ajax WordPress plugin (versions through 4.5.1) allows unauthenticated remote attackers to inject and execute arbitrary JavaScript in a victim's browser by tricking them into clicking a crafted URL. The scope change in the CVSS vector (S:C) reflects the XSS payload executing outside the origin context, enabling session theft, credential harvesting, or DOM manipulation against authenticated WordPress users. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | The Login With Ajax plugin (version ≤ 4.5.1) must be installed and active on the target WordPress site. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 7.1 vector (AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L) is consistent with a standard reflected XSS pattern: network-reachable, low complexity, no attacker authentication required, but dependent on victim interaction (UI:R). … 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 | The Patchstack advisory (https://patchstack.com/database/wordpress/plugin/login-with-ajax/vulnerability/wordpress-login-with-ajax-plugin-4-5-1-cross-site-scripting-xss-vulnerability-2) documents the vulnerability, but no specific patched release version is identified in the available data - patch availability and exact fixed version should be confirmed directly via the WordPress plugin repository or the plugin author before upgrading. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, audit all WordPress instances to identify deployments running Login With Ajax through version 4.5.1, immediately deactivate and remove the plugin from affected systems, and review access logs for signs of exploitation attempts targeting plugin parameters. …
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External POC / Exploit Code
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