CVE-2026-123819

What it is

Wagtail is an open source content management system built on Django. Prior to 7.0.9, 7.3.4, 7.4.3, and 8.0rc2, a CMS user who has add permission for a snippet model but lacks change and view permission for an existing snippet can access the snippet copy view and copy that source object. The copy operation reveals the contents of a snippet that the user is not authorized to view. This issue is fixed in versions 7.0.9, 7.3.4, 7.4.3, and 8.0rc2.

At a glance

Exploitability

Can be exploited over the network with a low-privilege account. High risk of data exposure.

Exploit odds

0.3% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2026-11-06 15:27 UTC ReservedThe CVE id was reserved by its CNA
2. 2026-11-09 21:22 UTC PublishedDisclosed publicly on CVE.org and NVD
3. 2026-11-09 21:22 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 0.3% in the next 30 days (EPSS).
• Severity: 6.5 MEDIUM (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2026-11-09 21:22 UTC

Last modified

2026-11-09 21:22 UTC

Exploit probability

0.3% · EPSS, next 30 days

Weakness

CWE-280

Record status

Received

Affected

• Wagtail < 7.0.9
• Wagtail >= 7.1, < 7.3.4
• Wagtail >= 7.4, < 7.4.3

Attack profile CVSS 3.1 · 6.5

Attack vector

Network

Complexity

Low

Privileges needed

Low

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

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-2026-123819.md and follow it. Check whether this project is affected by CVE-2026-123819. 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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