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Fencer Vulns
medium 5.3

CVE-2025-27218 json

Sitecore Experience Manager (XM) and Experience Platform (XP) 10.4 before KB1002844 allow remote code execution through insecure deserializ…

published 2025-02-20 20 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-4575

cvss
5.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
65.0%
EPSS 65.0% chance of exploitation in 30 days, percentile 99.2%
public exploits
2
Metasploit, Exploit-DB, plus a Nuclei check

Summary

Sitecore Experience Manager (XM) and Experience Platform (XP) 10.4 before KB1002844 allow remote code execution through insecure deserialization.

Timeline

  1. First public exploit (Metasploit exploit/windows/http/sitecore_xp_cve_2025_27218)
  2. Published

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
20 mo ago

Exploit prediction

65.00% chance of exploitation in the next 30 days, higher than 99.2% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

CVSS scores

assigned by version score vector
CISA ADP 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CNA 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Classification

Weakness
  • CWE-94 Improper Control of Generation of Code

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.