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Fencer Intel
critical 9.9

CVE-2021-21477 in the critical feed json

SAP Commerce Cloud, versions - 1808,1811,1905,2005,2011, enables certain users with required privileges to edit drools rules, an authentica…

published 5y ago modified 4mo ago also EUVD-2021-8751

cvss
9.9
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
29.8%
EPSS 29.8% chance of exploitation in 30 days, percentile 98%
public exploits
0
none known

Summary

SAP Commerce Cloud, versions - 1808,1811,1905,2005,2011, enables certain users with required privileges to edit drools rules, an authenticated attacker with this privilege will be able to inject malicious code in the drools rules which when executed leads to Remote Code Execution vulnerability enabling the attacker to compromise the underlying host enabling him to impair confidentiality, integrity and availability of the application.

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Exploit prediction

29.85% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.0 9.9 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
NVD 3.1 9.9 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
NVD 2.0 9.0 AV:N/AC:L/Au:S/C:C/I:C/A:C

Affected products

  • SAP SE SAP Commerce

Classification

Weakness
  • CWE-94 Improper Control of Generation of Code

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.