Vulnerability advisory

GHSA-jg55-3q6h-2ccf

Typo3 Backend XSS Vulnerability

Published Updated OSV record ↗

Also known as CVE-2009-0816

Severity

Severity not reported.

Affected versions

AffectedFixed in
3.3.0 and laterNo fix listed
Also listed as affected (370)
4.0 to before 4.0.124.0.12Advisories →
4.1.0 to before 4.1.104.1.10Advisories →
4.2.0 to before 4.2.64.2.6Advisories →
Affected versions (1)

Description

An Information Disclosure vulnerability in jumpUrl mechanism, used to track access on web pages and provided files, allows a remote attacker to read arbitrary files on a host.

The expected value of a mandatory hash secret, intended to invalidate such requests, is exposed to remote users allowing them to bypass access control by providing the correct value.

There's no authentication required to exploit this vulnerability. The vulnerability allows to read any file, the web server user account has access to.

References

  • Codex
  • Claude Code
  • VS Code
  • GitHub Copilot
  • Cursor
  • Cline
  • Windsurf
  • Google Anti-gravity
  • OpenCode
  • Pi
  • Gemini CLI
  • Hermes Agent
  • Zed
  • Junie
  • Qwen Code
  • Kiro
  • Kilo Code
  • Factory Droid

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