EUVD-2026-25137
GHSA-3vr4-cvmg-7fx4
CVSS VectorNVD
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/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
Lifecycle Timeline
3DescriptionNVD
A vulnerability was determined in ericc-ch copilot-api up to 0.7.0. This impacts an unknown function of the file /token of the component Header Handler. Executing a manipulation of the argument Host can lead to reliance on reverse dns resolution. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.
AnalysisAI
Reliance on reverse DNS resolution in ericc-ch copilot-api up to version 0.7.0 allows authenticated remote attackers to manipulate the Host header in the /token endpoint, leading to information disclosure. The vulnerability affects the Header Handler component and has been publicly disclosed with exploit code available; the vendor did not respond to early disclosure notification.
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External POC / Exploit Code
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