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.
History

Tue, 26 May 2026 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Sun, 24 May 2026 06:15:00 +0000

Type Values Removed Values Added
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.
Title vBulletin Login cross site scripting
First Time appeared Vbulletin
Vbulletin vbulletin
Weaknesses CWE-79
CWE-94
CPEs cpe:2.3:a:vbulletin:vbulletin:*:*:*:*:*:*:*:*
Vendors & Products Vbulletin
Vbulletin vbulletin
References
Metrics cvssV2_0

{'score': 4, 'vector': 'AV:N/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 3.5, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 3.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 5.1, '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'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-05-26T14:24:15.664Z

Reserved: 2026-05-23T09:39:47.115Z

Link: CVE-2026-9357

cve-icon Vulnrichment

Updated: 2026-05-26T14:24:03.663Z

cve-icon NVD

Status : Deferred

Published: 2026-05-24T06:16:37.400

Modified: 2026-05-26T19:54:40.357

Link: CVE-2026-9357

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-24T08:00:10Z