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CVE-2018-15670

18
FAUCET Score

CVE-2018-15670 describes a vulnerability in Bloop Airmail 3 version 3.5.9 for macOS, where its WebView instance improperly handles navigation requests. An attacker could exploit this by crafting malicious HTML within an email, causing the application to process URLs during a mouse-up event, potentially leading to unintended actions. The vulnerability has a CVSS score of 4.3 (Medium), indicating a low-impact issue with no confidentiality or availability impact, but a potential for integrity compromise. It requires user interaction (clicking an email) and has a low attack complexity. There is no evidence of active exploitation, nor are there publicly available exploit modules in Metasploit, Nuclei, or ExploitDB. The vulnerability has received minimal community discussion and media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
3.3.5.9CPE matchmatch criteria
cpe:2.3:a:bloop:airmail:3.3.5.9:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

4.3MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
1.4
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.74%
Probability of exploitation in next 30 days
EPSS Percentile
50.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-23
Model: v2026.06.15
This CVE's current EPSS score of 0.0074 is in the 57th percentile among its peer group of 26,209 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

versprite.com / advisories/airmail-3-for-mac-4
Third Party Advisory