CVE-2018-6596

9.1 CRITICAL 3% exploit odds Fix listed Disclosure Web app

What it is

webhooks/base.py in Anymail (aka django-anymail) before 1.2.1 is prone to a timing attack vulnerability on the WEBHOOK_AUTHORIZATION secret, which allows remote attackers to post arbitrary e-mail tracking events.

At a glance

Exploitability: Can be exploited over the network without logging in. High risk of data exposure, data tampering.
Exploit odds: 2.6% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2018-02-03 21:29 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 02:02 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 2.6% in the next 30 days (EPSS).
Severity: 9.1 CRITICAL (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2018-02-03 21:29 UTC
Last modified: 2026-06-17 02:02 UTC
Exploit probability: 2.6% · EPSS, next 30 days
Weakness: CWE-200 · Information exposure
Record status: Modified

Affected

django-anymail Project django-anymail < 1.2.1
Debian Linux 9.0

Attack profile CVSS 3.0 · 9.1

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: None

Raw vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2018-6596.md and follow it. Check whether this project is affected by CVE-2018-6596. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record