YoruFukurou (NightOwl) before 2.85 relies on support for emoji skin-tone modifiers even…
Priority LOW 32CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA.
Summary
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.
Why it matters now
EPSS 0.01741 77th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 7
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:aki-null:yorufukurou:*:*:*:*:*:*:*:* | up to 2.84 | Vulnerable | Aki-null |
| cpe:2.3:o:apple:mac_os_x:10.9:*:*:*:*:*:*:* | 10.9 | Running on | Apple |
| cpe:2.3:o:apple:mac_os_x:10.9.1:*:*:*:*:*:*:* | 10.9.1 | Running on | Apple |
| cpe:2.3:o:apple:mac_os_x:10.9.2:*:*:*:*:*:*:* | 10.9.2 | Running on | Apple |
| cpe:2.3:o:apple:mac_os_x:10.9.3:*:*:*:*:*:*:* | 10.9.3 | Running on | Apple |
| cpe:2.3:o:apple:mac_os_x:10.9.4:*:*:*:*:*:*:* | 10.9.4 | Running on | Apple |
| cpe:2.3:o:apple:mac_os_x:10.9.5:*:*:*:*:*:*:* | 10.9.5 | Running on | Apple |
- cpe:2.3:a:aki-null:yorufukurou:*:*:*:*:*:*:*:* Versions up to 2.84 Vulnerable ·Aki-null
- cpe:2.3:o:apple:mac_os_x:10.9:*:*:*:*:*:*:* Versions 10.9 Running on ·Apple
- cpe:2.3:o:apple:mac_os_x:10.9.1:*:*:*:*:*:*:* Versions 10.9.1 Running on ·Apple
- cpe:2.3:o:apple:mac_os_x:10.9.2:*:*:*:*:*:*:* Versions 10.9.2 Running on ·Apple
- cpe:2.3:o:apple:mac_os_x:10.9.3:*:*:*:*:*:*:* Versions 10.9.3 Running on ·Apple
- cpe:2.3:o:apple:mac_os_x:10.9.4:*:*:*:*:*:*:* Versions 10.9.4 Running on ·Apple
- cpe:2.3:o:apple:mac_os_x:10.9.5:*:*:*:*:*:*:* Versions 10.9.5 Running on ·Apple
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2016-4852
- 2026-10-03 Alias added: GHSA-75wr-7cmg-f792
References
Sources
- CVE-2016-4852 · CVE Program
- CVE-2016-4852 · NVD
- FIRST EPSS
- GHSA-75wr-7cmg-f792 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences