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CVE-2019-1487

22
FAUCET Score

CVE-2019-1487 is an information disclosure vulnerability affecting Android applications that utilize Microsoft Authentication Library (MSAL) versions 0.3.1-Alpha or later under specific conditions. This medium-severity vulnerability (CVSS 6.5) allows an authenticated attacker to remotely access sensitive information with low attack complexity, without impacting integrity or availability. While there are no known public exploits, Metasploit modules, or Nuclei templates, the vulnerability has received limited community discussion and media coverage, indicating low active exploitation or public interest.

Impacted Technologies

VendorProductVersion(s)CPE
<= 0.2.2CPE matchmatch criteria
cpe:2.3:a:microsoft:authentication_library:*:*:*:*:*:android:*:*
0.3.1CPE matchmatch criteria
cpe:2.3:a:microsoft:authentication_library:0.3.1:alpha:*:*:*:android:*:*

CVSS Data

CVSS version used by this source: 3.1

6.5MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
4.27%
Probability of exploitation in next 30 days
EPSS Percentile
90.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0427 is in the 97th percentile among its peer group of 21,939 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

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

Remediation

Patch Available

Vendor Patches (2)

microsoftpatch availablevia nvd_reference
View patch
microsoftpatch availablevia msrc
Product: Microsoft Authentication Library (MSAL) for Android
View patch

Vendor Advisories (1)

microsoft2019-Dec/CVE-2019-1487Important

Microsoft Authentication Library for Android Information Disclosure Vulnerability

Dec 10, 2019

References

portal.msrc.microsoft.com / en-US/security-guidance/advisory/CVE-2019-1487
PatchVendor Advisory