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Fencer Vulns
medium 6.5

CVE-2020-4461 json

IBM Security Access Manager Appliance 9.0.7.1 could allow an authenticated user to bypass security by allowing id_token claims manipulation…

published 2020-05-20 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-25708

cvss
6.5
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 60%
public exploits
0
none known

Summary

IBM Security Access Manager Appliance 9.0.7.1 could allow an authenticated user to bypass security by allowing id_token claims manipulation without verification. IBM X-Force ID: 181481.

Patch / fix

  • ibm security_access_manager 9.0.7.1

Exploit prediction

0.93% chance of exploitation in the next 30 days, higher than 60% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.0 6.5 CVSS:3.0/C:N/AV:N/UI:N/AC:L/PR:L/A:N/I:H/S:U/E:U/RC:C/RL:O
NVD 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
CNA 3.0 6.5 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
NVD 2.0 4.0 AV:N/AC:L/Au:S/C:N/I:P/A:N

Affected products

  • IBM Security Access Manager Appliance

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.