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CVE-2026-4786
HIGH(7.1)CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:L
Risk Signal Score18/100 — NIEDRIG
- CVSS 7.1 — Hoch
EPSS-Score
0%
Exploit-Wahrscheinlichkeit (30 Tage)
CVSS Score
7.1
Technische Schwere
Beschreibung
Mitgation of CVE-2026-4519 was incomplete. If the URL contained "%action" the mitigation could be bypassed for certain browser types the "webbrowser.open()" API could have commands injected into the underlying shell. See CVE-2026-4519 for details.
Referenzen
- https://github.com/python/cpython/commit/28b4ad38067bbdad34edfcd03ad2de5f06387e5...
- https://github.com/python/cpython/commit/c5767a72838a8dda9d6dc5d3558075b055c56bc...
- https://github.com/python/cpython/commit/d22922c8a7958353689dc4763dd72da2dea03ff...
- https://github.com/python/cpython/commit/d6d68494be70bdbda20f89f83801ba52ec37daa...
- https://github.com/python/cpython/commit/f4654824ae0850ac87227fb270f905747794676...
- https://github.com/python/cpython/issues/148169
- https://github.com/python/cpython/pull/148170
- https://mail.python.org/archives/list/security-announce@python.org/thread/JQDUNJ...
- https://access.redhat.com/errata/RHSA-2026:10117
- https://access.redhat.com/errata/RHSA-2026:10140