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cve.new
GHSA-33xw-x3pr-rvqjhigh7.5

Wikimedia Potential DOS due to slow WatchedItemStore::countVisitingWatchersMultiple

Check your stack

The advisory, in context

Wikimedia MediaWiki 1.27.0 through 1.32.1 might allow DoS. Passing invalid titles to the API could cause a DoS by querying the entire watchlist table. Fixed in 1.32.2, 1.31.2, 1.30.2 and 1.27.6.

Affected packages

Start with the recorded fix for your release branch. Check your installed version and test compatibility before upgrading. Fixing this advisory does not rule out other vulnerabilities in the release.

Ecosystem versions

From 1.27.0 before 1.27.6

Fixed in 1.27.6

6 explicitly affected versions

1.27.0, 1.27.1, 1.27.2, 1.27.3, 1.27.4, 1.27.5

View affected-version evidence
{
  "ranges": [
    {
      "events": [
        {
          "introduced": "1.27.0"
        },
        {
          "fixed": "1.27.6"
        }
      ],
      "type": "ECOSYSTEM"
    }
  ],
  "versions": [
    "1.27.0",
    "1.27.1",
    "1.27.2",
    "1.27.3",
    "1.27.4",
    "1.27.5"
  ]
}
Ecosystem versions

From 1.30.0 before 1.30.2

Fixed in 1.30.2

2 explicitly affected versions

1.30.0, 1.30.1

View affected-version evidence
{
  "ranges": [
    {
      "events": [
        {
          "introduced": "1.30.0"
        },
        {
          "fixed": "1.30.2"
        }
      ],
      "type": "ECOSYSTEM"
    }
  ],
  "versions": [
    "1.30.0",
    "1.30.1"
  ]
}
Ecosystem versions

From 1.31.0 before 1.31.2

Fixed in 1.31.2

2 explicitly affected versions

1.31.0, 1.31.1

View affected-version evidence
{
  "ranges": [
    {
      "events": [
        {
          "introduced": "1.31.0"
        },
        {
          "fixed": "1.31.2"
        }
      ],
      "type": "ECOSYSTEM"
    }
  ],
  "versions": [
    "1.31.0",
    "1.31.1"
  ]
}
Ecosystem versions

From 1.32.0 before 1.32.2

Fixed in 1.32.2

2 explicitly affected versions

1.32.0, 1.32.1

View affected-version evidence
{
  "ranges": [
    {
      "events": [
        {
          "introduced": "1.32.0"
        },
        {
          "fixed": "1.32.2"
        }
      ],
      "type": "ECOSYSTEM"
    }
  ],
  "versions": [
    "1.32.0",
    "1.32.1"
  ]
}

References