SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityDeferred

CVE-2026-39555

Deserialization of Untrusted Data vulnerability in Elated-Themes Askka allows Object Injection.

HIGH 8.1EPSS 0.26%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.26%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Deserialization of Untrusted Data vulnerability in Elated-Themes Askka allows Object Injection. This issue affects Askka: from n/a through 1.3.1.

CVSS 3.1
8.1 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
0.26% probability · 17th percentile
CISA KEV
Not listed
Weakness
CWE-502
Source
audit@patchstack.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.