CVE-2025-53691HIGH 8.8EPSS p69.8%

CVE-2025-53691CVE-2025-53691

Description

Deserialization of Untrusted Data vulnerability in Sitecore Experience Manager (XM), Sitecore Experience Platform (XP) allows Remote Code Execution (RCE).This issue affects Experience Manager (XM): from 9.0 through 9.3, from 10.0 through 10.4; Experience Platform (XP): from 9.0 through 9.3, from 10.0 through 10.4.

Scoring

CVSS 3.18.8 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS1.44% probability of exploitation · percentile 69.8% · 2026-06-19T12:03:05Z
Published2025-09-03
Last modified2025-09-08

Underlying weaknesses· 1

CWE-502

References

  1. https://labs.watchtowr.com/cache-me-if-you-can-sitecore-experience-platform-cache-poisoning-to-rce/
  2. https://support.sitecore.com/kb?id=kb_article_view&sysparm_article=KB1003667

1

TypeTargetConfidenceTier
WeaknessDeserialization of Untrusted Datacwe-5020%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

CVE
Sitecore Multiple Products Deserialization of Untrusted Data Vulnerability
CVE
CVE-2025-53693
CVE
Sitecore XP Remote Command Execution Vulnerability
CVE
Sitecore CMS and Experience Platform (XP) Deserialization Vulnerability
CVE
CVE-2025-59237
CVE
CVE-2025-34510
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.