[MEDIUM] MediaWiki allows a denial of service

PKSA-qcmj-k84v-rjky CVE-2021-41800 GHSA-c8wv-qwwc-6j73

Affected version: <1.36.2

Reported by:
GitHub

Possible to circumvent title-blacklist

PKSA-cs63-3stv-1jvc CVE-2019-19709

Affected version: >=1.31.0,<1.31.6|>=1.32.0,<1.32.6|>=1.33.0,<1.33.2|>=1.33.99,<1.34.0

Reported by:
FriendsOfPHP/security-advisories

Exposed suppressed username via Special:Redirect

PKSA-2hm2-kzrp-dy4t CVE-2019-16738

Affected version: >=1.31.0,<1.31.4|>=1.32.0,<1.32.4|>=1.33.0,<1.33.1

Reported by:
FriendsOfPHP/security-advisories

Exposed suppressed log in RevisionDelete page

PKSA-jpp4-6j25-9ryr CVE-2019-12470

Affected version: >=1.27.0,<1.27.6|>=1.30.0,<1.30.2|>=1.31.0,<1.31.2|>=1.32.0,<1.32.2

Reported by:
FriendsOfPHP/security-advisories

API responses for unpatrolled or (not) autopatrolled recent changes require privileges but may be cached publicly

PKSA-fksz-ptgz-3jth CVE-2019-12474

Affected version: >=1.27.0,<1.27.6|>=1.30.0,<1.30.2|>=1.31.0,<1.31.2|>=1.32.0,<1.32.2

Reported by:
FriendsOfPHP/security-advisories

Forbid blocking IP ranges as big as /1 and /2, as done on ruwikiquote using the API

PKSA-2rqt-w99v-qcks CVE-2019-12472

Affected version: >=1.27.0,<1.27.6|>=1.30.0,<1.30.2|>=1.31.0,<1.31.2|>=1.32.0,<1.32.2

Reported by:
FriendsOfPHP/security-advisories

Exposed suppressed username or log in Special:EditTags

PKSA-92kc-wmpx-tswg CVE-2019-12469

Affected version: >=1.27.0,<1.27.6|>=1.30.0,<1.30.2|>=1.31.0,<1.31.2|>=1.32.0,<1.32.2

Reported by:
FriendsOfPHP/security-advisories

Direct POST to Special:ChangeEmail will bypass reauth check

PKSA-kgmc-xj3p-ddfr CVE-2019-12468

Affected version: >=1.27.0,<1.27.6|>=1.30.0,<1.30.2|>=1.31.0,<1.31.2|>=1.32.0,<1.32.2

Reported by:
FriendsOfPHP/security-advisories

Need to make a limit of count of attempts to change email address

PKSA-79fc-46xz-1c8z CVE-2019-12467

Affected version: >=1.27.0,<1.27.6|>=1.30.0,<1.30.2|>=1.31.0,<1.31.2|>=1.32.0,<1.32.2

Reported by:
FriendsOfPHP/security-advisories

Use token when logging out

PKSA-kb8d-c7hc-dy3v CVE-2019-12466

Affected version: >=1.27.0,<1.27.6|>=1.30.0,<1.30.2|>=1.31.0,<1.31.2|>=1.32.0,<1.32.2|>=1.32.99,<1.33.0

Reported by:
FriendsOfPHP/security-advisories