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CVE-2026-4519

N/A

Descricao

The webbrowser.open() API would accept leading dashes in the URL which could be handled as command line options for certain web browsers. New behavior rejects leading dashes. Users are recommended to sanitize URLs prior to passing to webbrowser.open().

Detalhes CVE

Pontuacao CVSS v3.1N/A

Publicado3/20/2026

Ultima modificacao4/7/2026

Fontenvd

Avistamentos honeypot0

Fraquezas (CWE)

CWE-20

Referencias

https://github.com/python/cpython/commit/3681d47a440865aead912a054d4599087b4270dd(cna@python.org)

https://github.com/python/cpython/commit/43fe06b96f6a6cf5cfd5bdab20b8649374956866(cna@python.org)

https://github.com/python/cpython/commit/591ed890270c5697b013bf637029fb3e6cd2d73e(cna@python.org)

https://github.com/python/cpython/commit/594b5a05dc9913880ac92eded440defbf32a28d1(cna@python.org)

https://github.com/python/cpython/commit/82a24a4442312bdcfc4c799885e8b3e00990f02b(cna@python.org)

https://github.com/python/cpython/commit/89bfb8e5ed3c7caa241028f1a4eac5f6275a46a4(cna@python.org)

https://github.com/python/cpython/commit/9669a912a0e329c094e992204d6bdb8787024d76(cna@python.org)

https://github.com/python/cpython/commit/96fc5048605863c7b6fd6289643feb0e97edd96c(cna@python.org)

https://github.com/python/cpython/commit/ad4d5ba32af4d80b0dfa2ba9d8203bfb219e60a5(cna@python.org)

https://github.com/python/cpython/commit/cbba6119391112aba9c5aebf7b94aea447922c48(cna@python.org)

https://github.com/python/cpython/commit/cc023511238ad93ecc8796157c6f9139a2bb2932(cna@python.org)

https://github.com/python/cpython/commit/ceac1efc66516ac387eef2c9a0ce671895b44f03(cna@python.org)

https://github.com/python/cpython/issues/143930(cna@python.org)

https://github.com/python/cpython/pull/143931(cna@python.org)

https://mail.python.org/archives/list/security-announce@python.org/thread/AY5NDSS433JK56Q7Q5IS7B37QFZVVOUS/(cna@python.org)

http://www.openwall.com/lists/oss-security/2026/03/20/1(af854a3a-2127-422b-91ae-364da2661108)

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