Search/CVE-2026-87947
● CVE — Medium

CVE-2026-87947

DiscoveredOct 22, 2026UpdatedOct 22, 2026

Improper Verification of Cryptographic Signature vulnerability in Drupal SAML SSO - Service Provider allows Signature Spoof. This issue affects SAML SSO - Service Provider versions: from 0.0.0 to 3.2.0.

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CVSS v3.1
4.8 MEDIUM
EPSS
0.14%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Oct 23, 2026 → Oct 26, 2026
▲ 0.04pp
0.10% → 0.14% over 3 tracked changes
CVSS v3.1 Detail
Attack VectorNETWORK
Attack ComplexityHIGH
Privileges RequiredNONE
User InteractionNONE
ScopeUNCHANGED
ConfidentialityLOW
IntegrityLOW
AvailabilityNONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Connections
1 relationships
Timeline
disclosure → media coverage
Oct 22, 2026
Disclosure — published as a CVE record.