CVE-2026-27860: Dovecot: güvenlik açığı

Açıklama (NVD)

If auth_username_chars is empty, it is possible to inject arbitrary LDAP filter to Dovecot's LDAP authentication. This leads to potentially bypassing restrictions and allows probing of LDAP structure. Do not clear out auth_username_chars, or install fixed version. No publicly available exploits are known.

Özet bilgiler

Ürün

Dovecot Dovecot

CVSS v3.1

5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

EPSS

%0,30 (yüzdelik 23)

CWE

CWE-90

Yama

Yok / bilinmiyor

Etkilenen sürümler

Kaynaklar

• NVD kaydı
• documentation.open-xchange.com
• CWE-90