EUVD-2026-75940
GHSA-8jh7-x47m-hvc2
Severity by source
AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Stored XSS requires victim to visit the injected page (UI:R); Contributor auth required (PR:L); payload executes in victim browser not attacker session (S:C).
Primary rating from Vendor (Wordfence).
CVSS VectorVendor: Wordfence
Lifecycle Timeline
2DescriptionCVE.org
The Bold Timeline Lite plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the supertitle and subtitle attributes of the bold_timeline_item shortcode in all versions up to, and including, 1.2.8 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
AnalysisAI
Stored XSS in the Bold Timeline Lite WordPress plugin (versions ≤1.2.8) allows authenticated Contributor-level users to inject arbitrary JavaScript via the supertitle and subtitle attributes of the bold_timeline_item shortcode, executing in the browsers of any visitor loading the injected page. The root cause is unsanitized attribute input and unescaped HTML output in bold_timeline_item_view.php (lines 202 and 204), confirmed by WordPress plugin trac source references. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires a valid WordPress account at Contributor level or above (PR:L in the CVSS vector). … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 6.4 vector (AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N) reflects low-privilege stored XSS with scope change, which is an accurate framing: the injected payload executes in victim browsers rather than the contributor's own session, justifying S:C. … 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 Bold Timeline Lite to the version released after 1.2.8. … Detailed patch versions, workarounds, and compensating controls in full report. |
Threat intelligence, references, and detailed analysis are available after sign-in.
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External POC / Exploit Code
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