Executive Summary

CVE-2026-12863 is a moderate severity vulnerability affecting the Venueless software. It involves an unvalidated redirect in the social login functionality. This means that the software does not properly verify the destination URL during the login process, which can be exploited by attackers.

An attacker could use this flaw to perform phishing attacks by redirecting users to malicious sites while appearing to use trusted domains.

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Impact Analysis

This vulnerability can impact you by enabling phishing attacks through trusted domains, potentially tricking users into visiting malicious websites.

It affects the integrity of the vulnerable system and could also impact the integrity of subsequent systems that interact with it.

The attack requires no privileges and only passive user interaction, making it easier for attackers to exploit.

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Mitigation Strategies

To mitigate the CVE-2026-12863 vulnerability, ensure that your Venueless software is updated to a version including or after commit d27864a7, where the unvalidated redirect issue in the social login functionality has been fixed.

This update prevents exploitation of the vulnerability that could be used for phishing attacks leveraging trusted domains.

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