CVE-2026-9357

2.0 lowEPSS 0.3%

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.

Severity

CVSS 4.0

2.0 low

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

CVSS 3.1

3.5 low

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

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 20% of CVEs (scores of 2026-10-31)
CWEs: CWE-79, CWE-94
Published: 2026-05-24
Modified: 2026-07-23
Record from: the NVD, synced 2026-10-19

References

https://vuldb.com/submit/813052
https://vuldb.com/vuln/365320
https://vuldb.com/vuln/365320/cti

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