What is CVE-2026-53788?
rsync versions prior to 3.5.0 contain a newline injection vulnerability in the name-converter UID/GID mapping interface. This allows local attackers to forge protocol messages by injecting newline characters into user or group names. Updating rsync to the latest version is recommended.
Azərbaycanca: rsync 3.5.0-dən əvvəlki versiyalarda ad çevirici UID/GID interfeysində newline injection zəifliyi aşkarlanıb. Lokal təcavüzkarlar istifadəçi və ya qrup adlarına yeni sətir simvolları daxil edərək protokol mesajlarını saxtalaşdıra bilər. rsync-i ən son versiyaya yeniləmək tövsiyə olunur.
Related CVEs
link basis: same weakness class CWE-77
FAQ2
Which versions of rsync are affected by CVE-2026-53788?
This vulnerability affects rsync versions prior to 3.5.0.
How can an attacker exploit CVE-2026-53788?
Local attackers can forge protocol messages in the name-converter UID/GID mapping interface by injecting newline characters into user or group names.
See also6
This explainer is AI-written from source data — skopnix's own reporting on this CVE; CVSS scores, vendors and versions are never invented. See NVD for the official record.