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Description

A vulnerability has been found in 1Panel-dev MaxKB up to 2.4.2. Impacted is an unknown function of the file ui/src/chat.ts of the component MdPreview. Such manipulation leads to cross site scripting. The attack can be executed remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 2.5.0 is recommended to address this issue. The name of the patch is 7230daa5ec3e6574b6ede83dd48a4fbc0e70b8d8. It is advisable to upgrade the affected component. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

PUBLISHED Reserved 2026-04-11 | Published 2026-04-13 | Updated 2026-04-13 | Assigner VulDB




MEDIUM: 5.1CVSS: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
LOW: 3.5CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C
LOW: 3.5CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C
4.0AV:N/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:OF/RC:C

Problem types

Cross Site Scripting

Code Injection

Product status

2.4.0
affected

2.4.1
affected

2.4.2
affected

2.5.0
unaffected

Timeline

2026-04-11:Advisory disclosed
2026-04-11:VulDB entry created
2026-04-11:VulDB entry last update

Credits

Ana10gy (VulDB User) reporter

VulDB CNA Team coordinator

References

vuldb.com/vuln/356967 (VDB-356967 | 1Panel-dev MaxKB MdPreview chat.ts cross site scripting) vdb-entry

vuldb.com/vuln/356967/cti (VDB-356967 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/submit/782265 (Submit #782265 | 1Panel-dev MaxKB <= v2.6.1 Stored XSS) third-party-advisory

github.com/AnalogyC0de/public_exp/issues/28 exploit issue-tracking

github.com/1Panel-dev/MaxKB/pull/4578 issue-tracking patch

github.com/...ommit/7230daa5ec3e6574b6ede83dd48a4fbc0e70b8d8 patch

github.com/1Panel-dev/MaxKB/releases/tag/v2.5.0 patch

github.com/1Panel-dev/MaxKB/ product

cve.org (CVE-2025-15632)

nvd.nist.gov (CVE-2025-15632)

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