What’s Vulnerable › Vulnerabilities

CVE-2018-15669

• Severity: medium (CVSS 5.3 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-08-21 · updated 2026-06-17

Description

An issue was discovered in Bloop Airmail 3 3.5.9 for macOS. Its primary WebView instance implements "webView:decidePolicyForNavigationAction:request:frame:decisionListener:" such that requests from HTMLIFrameElements are blacklisted. However, other sub-classes of HTMLFrameOwnerElements are not forbidden by the policy. An attacker may abuse HTML plug-in elements within an email to trigger frame navigation requests that bypass this filter.

Affected products

• Bloop Airmail 3: 3.5.9

References

• https://versprite.com/advisories/airmail-3-for-mac-3/
• https://versprite.com/advisories/airmail-3-for-mac-3/

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