CVE-2026-78145: fallo de gravedad media en CTFd
CTFd __init__.py _is_safe_url redirect
Publicada el · Actualizada el
Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.
33Vexday Risk Score
Sin señal de explotación. Ella tiene prueba de concepto pública.
ssvc Attendcvss 5.3epss 0.6%
A vulnerability has been found in CTFd up to 3.8.4. The affected element is the function _is_safe_url of the file CTFd/utils/validators/__init__.py. Such manipulation of the argument Next leads to open redirect. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The name of the patch is 5d8515842fd1ab2c3a9f2dde9ffca907aa334ea9. Upgrading the affected component is recommended.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
Productos afectados
n/a · CTFdPoCs públicas encontradas — 1
cve_referencemblunt.dev/writeups/ctfd-open-redirect/no verificado⚠ Recursos públicos, para evaluar la exposición de sistemas que controlas o estás autorizado a probar. Prueba solo con autorización.
Referencias
https://github.com/CTFd/CTFd/https://github.com/CTFd/CTFd/commit/5d8515842fd1ab2c3a9f2dde9ffca907aa334ea9https://github.com/CTFd/CTFd/pull/3026https://github.com/CTFd/CTFd/releases/tag/3.8.4https://mblunt.dev/writeups/ctfd-open-redirect/https://vuldb.com/cve/CVE-2026-78145https://vuldb.com/submit/882469https://vuldb.com/vuln/394533https://vuldb.com/vuln/394533/cti