CVE-2016-4852

Name: CVE-2016-4852
Creator: NVD / NIST
Published: 2016-09-12T10:59:01.21+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.74%

Last modified Jun 17, 2026

CVE-2016-4852 is a vulnerability of currently unknown severity. YoruFukurou (NightOwl) before 2.85 relies on support for emoji skin-tone modifiers even though this support is missing from the CoreText CTFramesetter API on OS X 10.9, which allows remote attackers to cause a denial of service (application crash) via a crafted emoji character sequence.. EPSS estimates a 1.74% chance of exploitation in the next 30 days.

Description

YoruFukurou (NightOwl) before 2.85 relies on support for emoji skin-tone modifiers even though this support is missing from the CoreText CTFramesetter API on OS X 10.9, which allows remote attackers to cause a denial of service (application crash) via a crafted emoji character sequence.

Metrics

EPSS Probability

1.74%

74.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Aki-Null	Yorufukurou	<= 2.84

References

http://jvn.jp/en/jp/JVN94816361/995844/index.htmlThird Party Advisory
http://jvn.jp/en/jp/JVN94816361/index.htmlThird Party Advisory
http://jvndb.jvn.jp/jvndb/JVNDB-2016-000151Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/92609
http://jvn.jp/en/jp/JVN94816361/995844/index.htmlThird Party Advisory
http://jvn.jp/en/jp/JVN94816361/index.htmlThird Party Advisory
http://jvndb.jvn.jp/jvndb/JVNDB-2016-000151Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/92609

Timeline

Published: Sep 12, 2016
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-4852?

How severe is CVE-2016-4852?

Severity scoring for CVE-2016-4852 is pending analysis. The EPSS model estimates a 1.74% probability of exploitation in the next 30 days.

How do I fix CVE-2016-4852?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-4852?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST