vBulletin Login cross site scripting_CVE-2026-9357

5.1 / 10

MEDIUM

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P

Description

A vulnerability was found in vBulletin 6.x. This impacts an unknown function of the component Login. Performing a manipulation results in cross site scripting. It is possible to initiate the attack remotely. The exploit has been made public and could be used. VulDB is withholding an extended redistribution of exploit details to prevent simplified exploitation. The vendor was contacted early about this disclosure but did not respond in any way.

Basic Information

ID CVE-2026-9357

Source VulDB

Published May 24, 2026 at 05:15

Affected Product

Vendor n/a

Product vBulletin

Version 6.*

Affected Versions n/a vBulletin 6.*

CWE Classification

CWE-79 CWE-94

References

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    "lastseen": "",
    "description": "A vulnerability was found in vBulletin 6.x. This impacts an unknown function of the component Login. Performing a manipulation results in cross site scripting. It is possible to initiate the attack remotely. The exploit has been made public and could be used. VulDB is withholding an extended redistribution of exploit details to prevent simplified exploitation. The vendor was contacted early about this disclosure but did not respond in any way.",
    "published": "2026-05-24T05:15:09.701Z",
    "modified": "2026-05-24T05:15:09.701Z",
    "type": "cve",
    "title": "vBulletin Login cross site scripting",
    "source": "VulDB",
    "references": "https://vuldb.com/vuln/365320\nhttps://vuldb.com/vuln/365320/cti\nhttps://vuldb.com/submit/813052",
    "id": "CVE-2026-9357",
    "bulletinFamily": "",
    "cwe": [
        "CWE-79",
        "CWE-94"
    ],
    "cvelist": null,
    "sourceData": "n/a vBulletin 6.*",
    "sourceHref": "",
    "cvss": {
        "score": 5.1,
        "severity": "MEDIUM",
        "vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P",
        "version": "4.0"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
            "attackVector": "",
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            "privilegesRequired": "",
            "userInteraction": "",
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            "confidentialityImpact": "",
            "integrityImpact": "",
            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "vBulletin",
    "version": "6.*",
    "vendor": "n/a",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}