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Fencer Intel
medium 4.3

CVE-2025-26660 json

Broken Access Control in SAP Fiori apps (Posting Library)

published last yr. modified 4mo ago also EUVD-2025-7703

cvss
4.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 22%
public exploits
0
none known

Summary

SAP Fiori applications using the posting library fail to properly configure security settings during the setup process, leaving them at default or inadequately defined. This vulnerability allows an attacker with low privileges to bypass access controls within the application, enabling them to potentially modify data. Confidentiality and Availability are not impacted.

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CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
last yr.

Exploit prediction

0.30% chance of exploitation in the next 30 days, higher than 22% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Affected products

  • SAP_SE SAP Fiori apps (Posting Library)

Classification

Weakness
  • CWE-639 Authorization Bypass Through User-Controlled Key

References

Sources

Fencer Intel 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.