CVE-2026-54260
Wagtail: Denial of service via unbounded filter specs in the image preview
Description
Wagtail is an open source content management system built on Django. In versions prior to 7.0.8, 7.3.3 and 7.4.2, an authenticated admin user can trigger expensive rendition processing with purposefully crafted filter specs resulting in potentially service degradation. The vulnerability is not exploitable by an ordinary site visitor without access to the Wagtail admin. This issue has been fixed in versions 7.0.8, 7.3.3, and 7.4.2.
INFO
Published Date :
July 1, 2026, 10:16 p.m.
Last Modified :
July 2, 2026, 7:25 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | MEDIUM | MITRE-CVE | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | LOW | [email protected] |
Solution
- Upgrade Wagtail to version 7.0.8 or later.
- Apply patches for versions 7.3.3 or 7.4.2.
- Monitor system performance after the update.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-54260.
| URL | Resource |
|---|---|
| https://github.com/wagtail/wagtail/security/advisories/GHSA-f2p5-j6fg-5cxf | Mitigation Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-54260 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-54260
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-54260 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-54260 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Jul. 02, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L Added CPE Configuration OR *cpe:2.3:a:torchbox:wagtail:*:*:*:*:*:*:*:* versions up to (excluding) 7.0.8 *cpe:2.3:a:torchbox:wagtail:*:*:*:*:*:*:*:* versions from (including) 7.4 up to (excluding) 7.4.2 *cpe:2.3:a:torchbox:wagtail:*:*:*:*:*:*:*:* versions from (including) 7.1 up to (excluding) 7.3.3 Added Reference Type GitHub, Inc.: https://github.com/wagtail/wagtail/security/advisories/GHSA-f2p5-j6fg-5cxf Types: Mitigation, Vendor Advisory -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jul. 02, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-54260', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-07-02T15:10:21.330133Z'} -
New CVE Received by [email protected]
Jul. 01, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'wagtail', 'product': 'wagtail', 'versions': [{'status': 'affected', 'version': '< 7.0.8'}, {'status': 'affected', 'version': '>= 7.1.0, < 7.3.3'}, {'status': 'affected', 'version': '>= 7.4.0, < 7.4.2'}]}] Added Description Wagtail is an open source content management system built on Django. In versions prior to 7.0.8, 7.3.3 and 7.4.2, an authenticated admin user can trigger expensive rendition processing with purposefully crafted filter specs resulting in potentially service degradation. The vulnerability is not exploitable by an ordinary site visitor without access to the Wagtail admin. This issue has been fixed in versions 7.0.8, 7.3.3, and 7.4.2. Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L Added CWE CWE-400 Added Reference https://github.com/wagtail/wagtail/security/advisories/GHSA-f2p5-j6fg-5cxf