CVE-2026-53878: django from 5.2 (inclusive), before 5.2.16 (exclusive), from 6.0 (inclusive), before 6.0.7 (exclusive); +1 more…

Affected technology

django · from 5.2 (inclusive), before 5.2.16 (exclusive)
djangoproject

django · from 6.0 (inclusive), before 6.0.7 (exclusive)
djangoproject

Django · 6.0 to before 6.0.7, 5.2 to before 5.2.16
djangoproject

Description’s affected range: before 6.0.7 and 5.2 before 5.2.16. `DomainNameValidator` does not prohibit newlines in domain names (unless used via a form field, since `CharField` strips newlines)

Component: Not specified by the source

Attack conditions (Source advisory, CVSS 4.0): Network (remote) · No privileges required · Passive user interaction

What an attacker can do

Source advisory’s CVSS 4.0 assessment (base score 5.3/10) rates confidentiality, integrity and availability impact as none. The description does not specify what an attacker can achieve beyond these rated impacts.