EUVD-2026-62263
GHSA-8qr6-f92h-v629
Severity by source
AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N
Network vector with no auth required, but AC:H for non-trivial token bypass; stored XSS changes scope to browser; no availability impact applies.
Primary rating from Vendor (wpscan).
CVSS VectorVendor: wpscan
Lifecycle Timeline
5DescriptionCVE.org
The 10Web Booster WordPress plugin before 2.33.5 does not correctly validate an access token on an unauthenticated request handler and does not escape attacker-supplied stylesheet content before rendering it into the page head, allowing an unauthenticated attacker to store markup that executes as JavaScript in the browser of anonymous visitors to an affected page.
AnalysisAI
Stored cross-site scripting in the 10Web Booster WordPress plugin (all versions before 2.33.5) enables unauthenticated attackers to persist malicious JavaScript in the HTML page head by exploiting a broken access token check on an otherwise-restricted request handler. Once injected, the payload fires automatically in the browser of every anonymous visitor to the affected page, without any further attacker interaction. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | The 10Web Booster plugin must be installed and active on a publicly accessible WordPress installation running any version before 2.33.5. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The NVD CVSS 3.1 score of 4.7 (Medium) is driven by AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N. … 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 10Web Booster plugin to version 2.33.5 or later immediately; this is the vendor-released patch confirmed by the WPScan advisory (https://wpscan.com/vulnerability/a0519e86-b77e-4354-a91d-ff729514d570/) and corroborated by EUVD-2026-62263. … 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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