CVE-2023-33185: Django-SES is a drop-in mail backend for Django

Q: How do I fix CVE-2023-33185?

django-ses: upgrade to 3.5.0. Exact commands for each OS are on this page.

Q: Is CVE-2023-33185 being exploited?

CVE-2023-33185 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2023-33185 affect?

CVE-2023-33185 affects django-ses. Severity is medium (CVSS 4.6). Django-SES is a drop-in mail backend for Django. The django_ses library implements a mail backend for Django using AWS Simple Email Service. The library exports the `SESEventWebhookView class` intended to receive signed requests from AWS to

Q: How urgent is CVE-2023-33185?

Priority 25/100. Public exploit reference

Routine

MEDIUM 4.6UPGRADE

CVE-2023-33185 is a medium-severity flaw (CVSS 4.6) affecting django-ses. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Django-SES is a drop-in mail backend for Django. The django_ses library implements a mail backend for Django using AWS Simple Email Service. The library exports the `SESEventWebhookView class` intended to receive signed requests from AWS to handle email bounces, subscriptions, etc. These requests are signed by AWS and are verified by django_ses, however the verification of this signature was found to be flawed as it allowed users to specify arbit

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.6 (Medium)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.2% (top 86%)
CISA exploited list	No
Weakness	CWE-347
Published	2023-05-26
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: django-ses project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-05-26 21:15 UTCPublished CVE record published
2026-06-17 06:01 UTCUpdated Record last modified

django-ses project django-ses UPGRADE

Affected: < 3.5.0

Fixed in: 3.5.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy django-ses || rpm -q django-ses || django-ses --version

2. UPGRADE to 3.5.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade django-ses

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade django-ses

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2023-33185?

django-ses: upgrade to 3.5.0. Exact commands for each OS are on this page.

Is CVE-2023-33185 being exploited?

CVE-2023-33185 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2023-33185 affect?

CVE-2023-33185 affects django-ses. Severity is medium (CVSS 4.6). Django-SES is a drop-in mail backend for Django. The django_ses library implements a mail backend for Django using AWS Simple Email Service. The library exports the `SESEventWebhookView class` intended to receive signed requests from AWS to

How urgent is CVE-2023-33185?

Priority 25/100. Public exploit reference

Software pages

Django vulnerabilities · AWS vulnerabilities

References

← Back to latest CVEs