Thymeleaf
Vendor:
First CVE: Nov 9, 2021 · Active for 4 years
4
Total CVEs
More Total CVEs than 72% of tracked products
1.3
Avg CVEs / Year
Higher CVE frequency than 55% of tracked products
8.8
Avg CVSS
Higher Avg CVSS than 82% of tracked products
0.0%
KEV Rate
Bottom 1%
Trends Over Time
The number and severity of CVEs published that impact Thymeleaf over time
Volume of CVEsAvg CVSS Base Score
First CVE
Nov 9, 2021
4 years ago
Most Recent CVE
Apr 17, 2026
99 days ago
CVE Severity & Scoring
Thymeleaf4 CVEs
25%
75%
All CVEs352,427 CVEs
45%
40%
11%
HighCritical
Attack Vector
Local0 (0.0%)
Network4 (100.0%)
Unknown0 (0.0%)
Physical0 (0.0%)
Adjacent Network0 (0.0%)
Attack Complexity
Low1 (25.0%)
High3 (75.0%)
Unknown0 (0.0%)
User Interaction
None4 (100.0%)
Unknown0 (0.0%)
Required0 (0.0%)
Privileges Required
Low1 (25.0%)
High0 (0.0%)
None3 (75.0%)
Unknown0 (0.0%)
Top CVEs
Signals from CVEs in this product scope (4 CVEs).
4 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2026-40478CRITICAL Thymeleaf is a server-side Java template engine for web and standalone environments. Versions 3.1.3.RELEASE and prior contain a security bypass vulnerability in the the expression | Apr 17, 2026 | 9.0 | 35 | NO | NO |
CVE-2026-40477CRITICAL Thymeleaf is a server-side Java template engine for web and standalone environments. Versions 3.1.3.RELEASE and prior contain a security bypass vulnerability in the expression exec | Apr 17, 2026 | 9.0 | 33 | NO | NO |
CVE-2021-43466CRITICAL In the thymeleaf-spring5:3.0.12 component, thymeleaf combined with specific scenarios in template injection may lead to remote code execution. | Nov 9, 2021 | 9.8 | 32 | NO | NO |
CVE-2023-38286HIGH Thymeleaf through 3.1.1.RELEASE, as used in spring-boot-admin (aka Spring Boot Admin) through 3.1.1 and other products, allows sandbox bypass via crafted HTML. This may be relevant | Jul 14, 2023 | 7.5 | 21 | NO | NO |
Exploit Exposure
Signals from CVEs in this product scope (4 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 (4 CVEs).
Media Mentions
Signals from CVEs in this product scope (4 CVEs).
Top CNAs Publishing CVEs For Thymeleaf
Top CWEs
Versions
| Version | CVE Count | Avg CVSS | Avg EPSS | KEV | Exploits |
|---|---|---|---|---|---|
| 3.0.12 | 1 | 9.8 | 3.9% | 0 | 0 |