CVE-2021-35197 · cross-distro fix matrix

CVE-2021-35197: In MediaWiki before 1.31.15, 1.32.x through 1.35.x before 1.35.3, and 1.36.x before 1.36.1, bots have certain unintended API access. When a bot account has a "sitewide block" applied, it is able to still "purge" pages through the MediaWiki Action API (which a "sitewide block" should have prevented).

Affects 3 Linux releases across 3 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2021-35197 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

mediawiki→ fixed in1:1.35.4-1~deb11u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y mediawiki
```

Debian bookworm

Source: Debian Security Tracker

mediawiki→ fixed in1:1.35.3-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y mediawiki
```

Debian trixie

Source: Debian Security Tracker

mediawiki→ fixed in1:1.35.3-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y mediawiki
```

Are YOU affected by CVE-2021-35197?

5-second check on your actual server. Reads /etc/os-release, uname -r, and the distro's package manager; matches against this same cross-source index live.

curl https://mindsparkstack.com/scan.sh | bash

Form-based quickscan View on NVD

Continuous monitoring beats manual checking

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