Platform
go
Component
github.com/openflagr/flagr
Fixed in
1.1.19
0.0.0-20251009103504-fe83dc87aa40
CVE-2026-0650 describes an authentication bypass vulnerability discovered in OpenFlagr, a feature flag management system. This flaw allows attackers to circumvent authentication mechanisms, potentially leading to unauthorized access and manipulation of the system. The vulnerability impacts versions of OpenFlagr prior to 0.0.0-20251009103504-fe83dc87aa40. A patch has been released to address this critical issue.
The authentication bypass vulnerability in OpenFlagr presents a severe risk. An attacker who successfully exploits this flaw can bypass authentication checks and gain unauthorized access to the entire OpenFlagr system. This could allow them to modify feature flag configurations, potentially disrupting application functionality or exposing sensitive data. The impact extends beyond simple data access; an attacker could manipulate the application's behavior in unpredictable ways, leading to denial of service or even complete compromise of the underlying infrastructure. Given the critical nature of feature flag management in modern applications, this vulnerability could have a wide-ranging and devastating impact.
CVE-2026-0650 was publicly disclosed on 2026-01-12. The vulnerability's severity and ease of exploitation suggest a potentially high probability of exploitation. As of this writing, there are no publicly available proof-of-concept exploits, but the authentication bypass nature of the vulnerability makes it a likely target for exploitation. It is recommended to monitor security advisories and threat intelligence feeds for any indications of active exploitation campaigns.
Exploit Status
EPSS
0.14% (34% percentile)
CISA SSVC
The primary mitigation for CVE-2026-0650 is to immediately upgrade OpenFlagr to version 0.0.0-20251009103504-fe83dc87aa40 or later. If upgrading is not immediately feasible, consider implementing temporary workarounds such as restricting access to the OpenFlagr API to trusted networks or users. Review and strengthen authentication policies for all users accessing the OpenFlagr system. Monitor OpenFlagr logs for any suspicious activity, particularly attempts to access resources without proper authentication. While a WAF cannot directly prevent this bypass, it can help detect and block malicious requests attempting to exploit the vulnerability.
Update OpenFlagr to version 1.1.19 or higher. This version fixes the authentication bypass vulnerability. The update ensures that the whitelist logic correctly handles path normalization, preventing unauthorized access to API endpoints.
Vulnerability analysis and critical alerts directly to your inbox.
CVE-2026-0650 is a critical vulnerability in OpenFlagr that allows attackers to bypass authentication, potentially gaining unauthorized access and control over the system.
If you are using OpenFlagr versions prior to 0.0.0-20251009103504-fe83dc87aa40, you are potentially affected by this vulnerability.
Upgrade OpenFlagr to version 0.0.0-20251009103504-fe83dc87aa40 or later to address this vulnerability. Consider temporary workarounds if immediate upgrade is not possible.
While no public exploits are currently available, the vulnerability's severity and ease of exploitation suggest a high probability of exploitation. Monitor for any signs of active campaigns.
Refer to the OpenFlagr project's official communication channels and security advisories for the latest information regarding CVE-2026-0650.
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