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Affiliate Super Assistent CVE-2026-19573

| EUVDEUVD-2026-68977 HIGH
Cross-site Scripting (XSS) (CWE-79)
2026-09-01 Wordfence GHSA-c5pg-25hf-rc2w
7.2
CVSS 3.1 · Vendor: Wordfence
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Severity by source

Vendor (Wordfence) PRIMARY
7.2 HIGH
AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
vuln.today AI
6.1 MEDIUM

Stored XSS requires victim to view the injected page (UI:R per FIRST guidance); scope changes to victim browser (S:C); no authentication required to inject.

3.1 AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
4.0 AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

Primary rating from Vendor (Wordfence).

CVSS VectorVendor: Wordfence

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

Lifecycle Timeline

2
Analysis Generated
Sep 01, 2026 - 05:10 vuln.today
CVE Published
Sep 01, 2026 - 04:27 cve.org
HIGH 7.2

DescriptionCVE.org

The Affiliate Super Assistent plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘doCommentShortcode’ function in all versions up to, and including, 1.10.2 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

AnalysisAI

Stored XSS in the Affiliate Super Assistent WordPress plugin (≤ 1.10.2) enables unauthenticated attackers to inject persistent JavaScript payloads via the doCommentShortcode function in AsaCore.php, which executes in the browser of any visitor loading an affected page. The vulnerability carries a CVSS 7.2 (High) score reflecting network accessibility, no authentication requirement, and scope change to the victim browser context. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
technique details hidden
Delivery
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Exploit
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Execution
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Impact
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Vulnerability AssessmentAI

Exploitation The Affiliate Super Assistent plugin must be installed and active on the WordPress site at version 1.10.2 or earlier, and the doCommentShortcode shortcode must be rendered on at least one publicly accessible page - if no page uses this shortcode in its content, the injection vector is not reachable. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS 3.1 vector AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N yields 7.2 (High), driven primarily by the no-authentication requirement, network accessibility, and scope change reflecting JavaScript execution in the victim browser. … 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 Affiliate Super Assistent plugin to the version released with WordPress trac changeset 3672410 (https://plugins.trac.wordpress.org/changeset/3672410/amazonsimpleadmin); the exact patched version number is not independently confirmed from available data, but the upstream fix has been committed and a newer version should be available via the WordPress admin dashboard. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours, deactivate and remove the Affiliate Super Assistant plugin from all WordPress instances; audit all stored comments and plugin data for injected malicious scripts; assess whether any compromise has occurred. …

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CVE-2026-19573 vulnerability details – vuln.today

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