mediawiki-CVE-2026-100382

ラボ再現 - CVE-2026-100382 ExternalData OS コマンドインジェクション このラボについて MediaWiki 1.43 公式イメージ、SQLite + ExternalData3.6.1 最後の脆弱バージョン、 ../mediawiki-extensions-ExternalData から読み取り専用でマウント。 ループバックのみ: 127.0.0.1:$HOSTPORT デフォルト 8080 で公開。 匿名編集 + action=parse が有効 MediaWiki のデフォルト - PoC にログインは不要 。 実行 cd lab ./up.sh...

Exploit for CVE-2026-100382

CVE-2026-100382 - MediaWiki ExternalData extension OS command...

EUVD-2026-87348

Improper Neutralization of Special Elements used in an OS Command 'OS Command Injection' vulnerability in Wikimedia Foundation Mediawiki - ExternalData Extension allows OS Command Injection. This issue affects Mediawiki - ExternalData Extension: from before 3.7...

CVE-2026-100382

Improper Neutralization of Special Elements used in an OS Command 'OS Command Injection' vulnerability in Wikimedia Foundation Mediawiki - ExternalData Extension allows OS Command Injection. This issue affects Mediawiki - ExternalData Extension: from before 3.7...

CVE-2026-100382 Unauthenticated remote code execution through wikitext in ExternalData

Improper Neutralization of Special Elements used in an OS Command 'OS Command Injection' vulnerability in Wikimedia Foundation Mediawiki - ExternalData Extension allows OS Command Injection. This issue affects Mediawiki - ExternalData Extension: from before 3.7...

CVE-2026-100382

The MediaWiki ExternalData Extension is vulnerable to OS Command Injection in versions prior to 3.7 . The root cause resides in the #get_program_data parser function (class EDConnectorExe), which interpolates user-supplied parameters into an admin-defined command template and splits them using ex...

CVE-2026-100382 Unauthenticated remote code execution through wikitext in ExternalData

Improper Neutralization of Special Elements used in an OS Command 'OS Command Injection' vulnerability in Wikimedia Foundation Mediawiki - ExternalData Extension allows OS Command Injection. This issue affects Mediawiki - ExternalData Extension: from before 3.7...

PT-2026-99126

Name of the Vulnerable Software and Affected Versions Mediawiki - ExternalData Extension versions prior to 3.7 Description An OS Command Injection issue exists in the ExternalData extension, which allows unauthenticated remote code execution through wikitext. This occurs due to the improper...

CVE-2026-100382: Improper Neutralization of Special Elements used in an OS Command

Improper Neutralization of Special Elements used in an OS Command 'OS Command Injection' vulnerability in Wikimedia Foundation Mediawiki - ExternalData Extension allows OS Command Injection. This issue affects Mediawiki - ExternalData Extension: from before 3.7...

ONNX: Arbitrary File Read via ExternalData Hardlink Bypass in ONNX load

Summary The issue is in onnx.load — the code checks for symlinks to prevent path traversal, but completely misses hardlinks, which is the problem, since a hardlink looks exactly like a regular file on the filesystem. The Real Problem The validator in onnx/checker.cc only calls issymlink and never...

CVE-2026-34446

CVE-2026-34446 affects Open Neural Network Exchange (ONNX). The vulnerability is in onnx.load where hardlinks can bypass the path-traversal check, allowing an arbitrary file read. The issue is fixed in ONNX 1.21.0. Impact is described as arbitrary file read with LOCAL attack vector and MEDIUM bas...