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CVE-2026-47737

Puma

Περιγραφή

Puma is a Ruby/Rack web server built for parallelism. From 5.5.0 until 7.2.1 and 8.0.2, Puma is vulnerable to source IP spoofing when set_remote_address proxy_protocol: :v1 is enabled and persistent connections are used because Puma incorrectly re-parses PROXY protocol headers after each keep-alive request on the same connection, allowing an attacker to inject a second PROXY header and overwrite REMOTE_ADDR. This issue is fixed in versions 7.2.1 and 8.0.2.

CVSS 7.5EPSS 0.17700000000000002%Κίνδυνος 0.76
Προβολή πηγής
Δημοσίευση
2026-07-14 20:17:03
Επηρεαζόμενες εκδόσεις
<7.2.1, <8.0.2
Τύπος
Εφαρμογή ιστού
Διάνυσμα
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N