The internationalization (i18n) framework in Django 0.91, 0.95, 0.95.1, and 0.96, and as used in other products such as PyLucid, when the US
The internationalization (i18n) framework in Django 0.91, 0.95, 0.95.1, and 0.96, and as used in other products such as PyLucid, when the USE_I18N option and the i18n component are enabled, allows remote attackers to cause a denial of service (memory consumption) via many HTTP requests with large Accept-Language headers.
- Published
- Oct 30, 2007
- Updated
- Jun 16, 2026
- EPSS
- 1.8% · 78th percentile
- CWE
- CWE-399
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Report tools
Action score
11
Monitor
Low priority for now.
- CVSS
- 10 / 40 · 2.6 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 1 / 30 · 1.8%
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| django project | django | cpe:2.3:a:django_project:django |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- django project django0.91
- django project django0.95
- django project django0.95.1
- django project django0.96
Package-level exposure
OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.
| Ecosystem | Package | Affected range | Fix |
|---|---|---|---|
| Debian:12 | python-django | before 0.96-1.1 | 0.96-1.1 |
| Debian:4.0 | python-django | before 0.95.1-1etch2 | 0.95.1-1etch2 |
| PyPI | django | from 0.91.0 · before 0.91.1 | 0.91.1 |
| PyPI | django | from 0.95 · before 0.95.2 | 0.95.2 |
| PyPI | django | from 0.96.0 · before 0.96.1 | 0.96.1 |
| PyPI | django | before 1.1 | 1.1 |
Same product
django project: all recordsOther highest-scoring records for the same primary product.
- CVE-2007-0404bin/compile-messages.py in Django 0.95 does not quote argument strings before invoking the msgfmt program through the os.system function, wh30Monitor
- CVE-2007-5828Cross-site request forgery (CSRF) vulnerability in the admin panel in Django 0.96 allows remote attackers to change passwords of arbitrary u27Monitor
- CVE-2007-0405The LazyUser class in the AuthenticationMiddleware for Django 0.95 does not properly cache the user name across requests, which allows remot26Monitor
- CVE-2009-2659The Admin media handler in core/servers/basehttp.py in Django 1.0 and 0.96 does not properly map URL requests to expected "static media file21Monitor
- CVE-2008-2302Cross-site scripting (XSS) vulnerability in the login form in the administration application in Django 0.91 before 0.91.2, 0.95 before 0.95.17Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
| Product / package | Fixed version | Source |
|---|---|---|
| debian:python-django | 0.96-1.1 · Debian:12 | Package registry (OSV) |
| PyPI:django | 0.91.1 | Package registry (OSV) |
| PyPI:django | 0.95.2 | Package registry (OSV) |
| PyPI:django | 0.96.1 | Package registry (OSV) |
| PyPI:django | 1.1 | Package registry (OSV) |
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- Special conditions such as timing or configuration are required.
If successful
- Confidentiality
- none
- Integrity
- none
- Availability
- P · the service can be disrupted
- Attack complexity
- High
- Confidentiality impact
- None
- Integrity impact
- None
- Availability impact
- P
Weakness class (CWE)
CWE-399 · Resource Management ErrorsCVSS vector
AV:N/AC:H/Au:N/C:N/I:N/A:P
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
MITRE has no CAPEC/ATT&CK mapping for this CWE.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpChange log
- Fix✗ → ✓
For records you follow, these changes also arrive as notifications. →
References
- secunia.com/advisories/27435
- secunia.com/advisories/27597
- secunia.com/advisories/31961
- sourceforge.net/forum/forum.php?forum_id=749199
- www.debian.org/security/2008/dsa-1640
- www.djangoproject.com/weblog/2007/oct/26/security-fix
- www.securityfocus.com/bid/26227
- www.vupen.com/english/advisories/2007/3660
- www.vupen.com/english/advisories/2007/3661
- exchange.xforce.ibmcloud.com/vulnerabilities/38143
- www.redhat.com/archives/fedora-package-announce/2007-November/msg00243.html
- www.redhat.com/archives/fedora-package-announce/2007-November/msg00257.html
Vendor advisories and official records. Exploit/PoC links are deliberately left out.