CVE-2023-36053

Summary

CVE-2023-36053 is a vulnerability affecting Django versions 3.2 before 3.2.20, 4.0 before 4.1.10, and 4.2 before 4.2.3. This issue involves EmailValidator and URLValidator, which can be susceptible to a Regular Expression Denial of Service (ReDoS) attack. Attackers can exploit this flaw by inputting an excessively large number of domain name labels for emails and URLs. The vulnerability may lead to the application crashing or consuming excessive resources, potentially causing a denial of service. Users are advised to update their Django installations as soon as possible to mitigate this risk.

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