CVE-2026-6106

1Panel-dev MaxKB Public Chat static_headers_middleware.py StaticHeadersMiddleware cross site scripting

LOW
3.5
CVSS Score
Published: April 11, 2026 at 10:15 PM UTC
Updated: October 26, 2026 at 09:10 PM UTC
2 products affected across 2 vendorsMaxkbMaxKB

Using MaxKB by 1Panel-dev?

Get instant alerts when new vulnerabilities affect MaxKB - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
LOW3.5
Exploit prediction
EPSS 0.3%
SSVC
PoC

Description

A vulnerability was detected in 1Panel-dev MaxKB up to 2.2.1. This vulnerability affects the function StaticHeadersMiddleware of the file apps/common/middleware/static_headers_middleware.py of the component Public Chat Interface. The manipulation of the argument Name results in cross site scripting. The attack may be launched remotely. The exploit is now public and may be used. Upgrading to version 2.8.0 is able to resolve this issue. The patch is identified as 026a2d623e2aa5efa67c4834651e79d5d7cab1da. It is recommended 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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions
Vendor states this is fixed in 2.8.0 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (8)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/356965
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/356965/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/781810
ExploitIssue Tracking
Source: cverecord
https://github.com/AnalogyC0de/public_exp/issues/23
Issue TrackingPatch
Source: cverecord
https://github.com/1Panel-dev/MaxKB/pull/4919
Product
Source: cverecord
https://github.com/1Panel-dev/MaxKB/

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

3.5LOWVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-79CWE-94

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card