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Review reviewCritical

CVE-2026-57724

Themeum Kirki

Deserialization of Untrusted Data vulnerability in Themeum Kirki kirki allows Object Injection.This issue affects Kirki: from n/a through <= 6.0.12.

CVSS
9.8
EPSS
0.39%
31.0% percentile
CISA KEV
Not listed
Published
2026.07.13
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability0.39%
Technical severityCVSS 9.8

Vulnerability overview

Deserialization of Untrusted Data vulnerability in Themeum Kirki kirki allows Object Injection.This issue affects Kirki: from n/a through <= 6.0.12.

Affected product and versions

Product
Themeum Kirki
Affected versions
<= 6.0.12
Fixed versions
No verified fixed-version field is available yet

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that Themeum Kirki and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-502
CVE-2026-57724 — Themeum Kirki | SECUFOCUS NOW