How severe is CVE-2013-0306?

CVE-2013-0306 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2013-0306 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-0306?

CVE-2013-0306 primarily affects Djangoproject Django. In total, 17 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-0306?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2013-0306 published?

CVE-2013-0306 was published on 2013-05-02 and last updated on 2026-06-16.

CVE-2013-0306

CVE-2013-0306 is a medium-severity vulnerability in Djangoproject Django with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-189.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 3% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-189
Affected product: Djangoproject Django
Published: 2013-05-02
Last modified: 2026-06-16

Description

The form library in Django 1.3.x before 1.3.6, 1.4.x before 1.4.4, and 1.5 before release candidate 2 allows remote attackers to bypass intended resource limits for formsets and cause a denial of service (memory consumption) or trigger server errors via a modified max_num parameter.

Frequently asked questions

What is CVE-2013-0306?: The form library in Django 1.3.x before 1.3.6, 1.4.x before 1.4.4, and 1.5 before release candidate 2 allows remote attackers to bypass intended resource limits for formsets and cause a denial of service (memory consumption) or trigger server errors via a modified max_num parameter.
How severe is CVE-2013-0306?: CVE-2013-0306 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2013-0306 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-0306?: CVE-2013-0306 primarily affects Djangoproject Django. In total, 17 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-0306?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-0306 published?: CVE-2013-0306 was published on 2013-05-02 and last updated on 2026-06-16.

References

Affected products (17)

cpe:2.3:a:djangoproject:django:1.3:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.3:alpha1:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.3:beta1:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.3.1:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.3.2:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.3.3:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.4:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.4:alpha:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.4:beta:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.4.1:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.4.2:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.5:alpha:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.5:beta:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:10.04:-:lts:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.04:-:lts:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.10:*:*:*:*:*:*:*

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