How severe is CVE-2016-7831?

CVE-2016-7831 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2016-7831 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-7831?

CVE-2016-7831 primarily affects Fenrir-inc Sleipnir. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-7831?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2016-7831 published?

CVE-2016-7831 was published on 2017-06-09 and last updated on 2026-06-17.

CVE-2016-7831

CVE-2016-7831 is a medium-severity vulnerability in Fenrir-inc Sleipnir with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-601.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 5.8
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-601
Affected product: Fenrir-inc Sleipnir
Published: 2017-06-09
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2016-7831?: 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.
How severe is CVE-2016-7831?: CVE-2016-7831 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2016-7831 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-7831?: CVE-2016-7831 primarily affects Fenrir-inc Sleipnir. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-7831?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-7831 published?: CVE-2016-7831 was published on 2017-06-09 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:fenrir-inc:sleipnir:*:*:*:*:*:mac:*:*
cpe:2.3:a:fenrir-inc:sleipnir:4.5.3:*:*:*:black:mac:*:*

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CVE-2010-3918 — Medium (CVSS 5.8): Fenrir Sleipnir 2.9.6 and earlier does not prevent interaction between web script and the clipboard, which allows…
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Other CWE-601 (Open Redirect) vulnerabilities

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CVE-2020-36912 — Critical (CVSS 9.8): Plexus anblick Digital Signage Management 3.1.13 contains an open redirect vulnerability in the 'PantallaLogin' script…
CVE-2025-43526 — Critical (CVSS 9.8): This issue was addressed with improved URL validation. This issue is fixed in Safari 26.2, macOS Tahoe 26.2. On a Mac…
CVE-2025-55031 — Critical (CVSS 9.8): Malicious pages could use Firefox for iOS to pass FIDO: links to the OS and trigger the hybrid passkey transport. An…
CVE-2024-22891 — Critical (CVSS 9.8): Nteract v.0.28.0 was discovered to contain a remote code execution (RCE) vulnerability via the Markdown link.

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