CVE-2026-88420

MEDIUMCVSS 5.4/10EPSS 0.18%

Last modified

CVE-2026-88420 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. A reflected cross-site scripting (XSS) vulnerability in the EntryAbstract.save() component of APSL puput v1.2.1 through v2.2.0 allows authenticated attackers with Wagtail Editor privileges to execute arbitrary code in the context of the victim's browser via a crafted payload.. EPSS estimates a 0.18% chance of exploitation in the next 30 days.

Description

A reflected cross-site scripting (XSS) vulnerability in the EntryAbstract.save() component of APSL puput v1.2.1 through v2.2.0 allows authenticated attackers with Wagtail Editor privileges to execute arbitrary code in the context of the victim's browser via a crafted payload.

Metrics

EPSS Probability
0.18%

6.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
——n/a

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-88420?
A reflected cross-site scripting (XSS) vulnerability in the EntryAbstract.save() component of APSL puput v1.2.1 through v2.2.0 allows authenticated attackers with Wagtail Editor privileges to execute arbitrary code in the context of the victim's browser via a crafted payload.
How severe is CVE-2026-88420?
CVE-2026-88420 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.
How do I fix CVE-2026-88420?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST