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Fenrir

Records9All Threatist records
Exploited (KEV)0None in CISA KEV
CVSS critical0CVSS 9.0–10.0
CVSS high2CVSS 7.0–8.9

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Fenrir records in CISA KEV

No Fenrir vulnerabilities are listed in CISA KEV.

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Records

9 records

Priority LOW 29

Sleipnir 4 Black Edition for Mac 4.5.3 and earlier and Sleipnir 4 for Mac 4.5.3 and earlier (Mac App Store) may allow a remote attacker to spoof the URL display via a specially crafted webpage.

CVSS 3.0MEDIUM 6.1 Network No auth User interaction EPSS 0.00831 Published 2017-06-09 No fix listed CWE-601
Priority LOW 23

Fenrir Sleipnir Browser for Android before 3.9.0 contains a UI spoofing vulnerability that allows remote attackers to impersonate the browser's trusted address bar by entering fullscreen mode via the Fullscreen API witho…

CVSS 4.0MEDIUM 5.1 Network No auth User interaction EPSS 0.00303 Published 2026-10-19 Fixed in 3.9.0 CWE-451
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