Quill
Vendor:
First CVE: Apr 12, 2021 · Active for 5 years
2
Total CVEs
More Total CVEs than 49% of tracked products
1.0
Avg CVEs / Year
Bottom 1%
6.1
Avg CVSS
Higher Avg CVSS than 21% of tracked products
0.0%
KEV Rate
Bottom 1%
Trends Over Time
The number and severity of CVEs published that impact Quill over time
Volume of CVEsAvg CVSS Base Score
First CVE
Apr 12, 2021
5 years ago
Most Recent CVE
Jan 13, 2026
192 days ago
CVE Severity & Scoring
Quill2 CVEs
100%
All CVEs352,231 CVEs
45%
40%
11%
Medium
Attack Vector
Local0 (0.0%)
Network2 (100.0%)
Unknown0 (0.0%)
Physical0 (0.0%)
Adjacent Network0 (0.0%)
Attack Complexity
Low2 (100.0%)
High0 (0.0%)
Unknown0 (0.0%)
User Interaction
None0 (0.0%)
Unknown0 (0.0%)
Required2 (100.0%)
Privileges Required
Low0 (0.0%)
High0 (0.0%)
None2 (100.0%)
Unknown0 (0.0%)
Top CVEs
Signals from CVEs in this product scope (2 CVEs).
2 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2021-3163MEDIUM A vulnerability in the HTML editor of Slab Quill 4.8.0 allows an attacker to execute arbitrary JavaScript by storing an XSS payload (a crafted onloadstart attribute of an IMG eleme | Apr 12, 2021 | 6.1 | 22 | NO | NO |
CVE-2025-15056MEDIUM A lack of data validation vulnerability in the HTML export feature in Quill in allows Cross-Site Scripting (XSS).
This issue affects Quill: 2.0.3. | Jan 13, 2026 | 6.1 | 21 | NO | NO |
Exploit Exposure
Signals from CVEs in this product scope (2 CVEs).
CISA KEV
0 CVEs
0.0% of CVEs· Bottom 1%
Metasploit
0 CVEs
0.0% of CVEs· Bottom 1%
Nuclei
0 CVEs
0.0% of CVEs· Bottom 1%
ExploitDB
0 CVEs
0.0% of CVEs· Bottom 1%
Social Chatter
Signals from CVEs in this product scope (2 CVEs).
Media Mentions
Signals from CVEs in this product scope (2 CVEs).
Top CNAs Publishing CVEs For Quill
Top CWEs
Versions
| Version | CVE Count | Avg CVSS | Avg EPSS | KEV | Exploits |
|---|---|---|---|---|---|
| 4.8.0 | 1 | 6.1 | 1.3% | 0 | 0 |
| 2.0.3 | 1 | 6.1 | 0.2% | 0 | 0 |