CVE-2025-34509 in the critical feed json
Sitecore XM and XP Hardcoded Credentials
published last yr. modified 11d ago also EUVD-2025-18524
- cvss
- 7.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 55.9%
- EPSS 55.9% chance of exploitation in 30 days, percentile 99%
- public exploits
- 0
- none known, plus a Nuclei check
Summary
Sitecore Experience Manager (XM) and Experience Platform (XP) versions 10.1 to 10.1.4 rev. 011974 PRE, all versions of 10.2, 10.3 to 10.3.3 rev. 011967 PRE, and 10.4 to 10.4.1 rev. 011941 PRE contain a hardcoded user account. Unauthenticated and remote attackers can use this account to access administrative API over HTTP.
Patch / fix
- Sitecore Experience Manager 10.1.4 rev. 011974 PRE, 10.3, 10.3.3 rev. 011967 PRE, 10.4.1 rev. 011941 PRE
- Sitecore Experience Platform 10.1.4 rev. 011974 PRE, 10.3, 10.3.3 rev. 011967 PRE, 10.4.1 rev. 011941 PRE
Is CVE-2025-34509 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerCISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- yes
- Technical impact
- total
- Assessed
- last yr.
Exploit prediction
55.87% chance of exploitation in the next 30 days, higher than 99% of all scored CVEs (FIRST EPSS, 2026-11-09).
Exploits and checks
- Nuclei template Sitecore Experience Manager (XM) and Experience Platform (XP) - Hardcoded Credentials nuclei detection template
- labs.watchtowr.com https://labs.watchtowr.com/is-b-for-backdoor-pre-auth-rce-chain-in-sitecore-experience-platform/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
Affected products
- Sitecore Experience Manager
- Sitecore Experience Platform
Classification
- Weakness
-
- CWE-798 Use of Hard-coded Credentials
References
-
labs.watchtowr.com
/is-b-for-backdoor-pre-auth-rce-chain-in-sitecore-experience-platform/
third-party-advisory, exploit, technical-description
-
support.sitecore.com
/kb?id=kb_article_view&sysparm_article=KB1003667
vendor-advisory
Sources
- CVE List CVE-2025-34509
- NVD CVE-2025-34509
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