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GHSA-564j-v29w-rqr6
No affected components available
Summary
An attacker can use the next parameter on the login page to redirect a victim to a malicious page, while masking this using a legit-looking app.khoj.dev url.
For example, https://app.khoj.dev/login?next=//example.com will redirect to the https://example.com page.
Details
The problem seems to be in this method: https://github.com/khoj-ai/khoj/blob/2667ef45449eb408ce1d7c393be04845be31e15f/src/khoj/routers/auth.py#L95
PoC
Open the https://app.khoj.dev/login?next=//example.com url in a Gecko-based browser (Firefox).
Impact
The impact is low, and this could only be used in phishing attempts, but it's still a problem nonetheless.
The vulnerability can be exploited over the network without needing physical access. It is easy for an attacker to exploit this vulnerability. An attacker does not need any special privileges or access rights. The attacker needs the user to perform some action, like clicking a link. The impact is confined to the system where the vulnerability exists. There is a high impact on the integrity of the data.
Exploitation attempts have been detected. Elevated vigilance and prompt remediation are advised.
Probability that this vulnerability will be exploited in the wild within the next 30 days.
We did not find any exploit available. Neither in GitHub repositories nor in the Exploit-Database.
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