PT-2025-20295 · Unknown · Wagtail Cms

Ali İltizar + 2 · Published 2025-05-07 · Updated 2025-05-07 · CVE-2025-45388

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions Wagtail CMS version 6.4.1

Description The issue is related to a Stored Cross-Site Scripting (XSS) in the document upload functionality. Attackers can inject malicious code inside a PDF file. When a user clicks the document in the CMS interface, the payload executes.

Recommendations For Wagtail CMS version 6.4.1, as a temporary workaround, consider restricting the upload of PDF files or disabling the document upload functionality until a patch is available. Avoid using the affected document upload feature to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2025-45388

Affected Products

Wagtail Cms

References · 10

• 🔥 https://github.com/echoBRT/Wagtail-CMS-XSS · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2025-45388 · Security Note
• https://osv.dev/vulnerability/CVE-2025-45388 · Vendor Advisory
• https://github.com/wagtail/wagtail/discussions/12617 · Note
• https://github.com/wagtail/wagtail/pull/12672 · Note
• https://github.com/wagtail/wagtail/wiki/Security-team · Note
• https://docs.wagtail.org/en/stable/deployment/under_the_hood.html#documents · Note
• https://t.me/cvedetector/24756 · Telegram Post
• https://twitter.com/CVEnew/status/1920246452959195556 · Twitter Post
• https://t.me/cvetracker/23295 · Telegram Post