CVE-2026-105324 ADM - HTTP Header Injection

ADM 4.1.0 through 4.3.3.RWC1 and 5.0.0 through 5.1.4.RL21 contain an HTTP header injection caused by crafted HTTP requests with injected headers via the state parameter in start-page-loader.cgi, letting unauthenticated remote attackers read arbitrary files using X-Sendfile.

CVSS base score 9.2 /10
Critical
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.65% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
HTTP Header Injection
Impact
File System Read, Information Disclosure
CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Published
7 October 2026
Updated
15 October 2026
Weakness
CWE-113

Vendor fix

Update to a version later than ADM 4.3.3.RWC1 or 5.1.4.RL21 or the latest available version.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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