# Thymeleaf-Spring6 vulnerabilities

Source: https://junglewise.ai/threats/technologies/thymeleaf-spring6  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 10 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/thymeleaf-spring6.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 3 vulnerabilities in Thymeleaf-Spring6: 0 in the last 7 days and 0 in the last 90 days, 3 of them critical and 0 exploited in the wild. The most recent, CVE-2026-41901, was published on 12 May 2026.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 3 (3 critical, 0 exploited in the wild)

## About Thymeleaf-Spring6

Thymeleaf-Spring6 is a library that integrates Thymeleaf templating engine with Spring Framework 6.

## Latest Thymeleaf-Spring6 vulnerabilities

- [CVE-2026-41901: Thymeleaf sandbox bypass and server-side template injection](https://junglewise.ai/threats/cve-2026-41901-thymeleaf-ssti-sandbox-bypass-in-expression-execution) (critical, CVSS 9, published 12 May 2026)
- [CVE-2026-40478: Thymeleaf expression execution bypass leading to SSTI](https://junglewise.ai/threats/cve-2026-40478-thymeleaf-expression-execution-bypass-leading-to-ssti) (critical, CVSS 9, published 17 Apr 2026)
- [CVE-2026-40477: Thymeleaf security bypass in expression execution mechanisms](https://junglewise.ai/threats/cve-2026-40477-thymeleaf-security-bypass-in-expression-execution-mechanisms) (critical, CVSS 9, published 17 Apr 2026)

## Most severe Thymeleaf-Spring6 vulnerabilities

- [CVE-2026-40478: Thymeleaf expression execution bypass leading to SSTI](https://junglewise.ai/threats/cve-2026-40478-thymeleaf-expression-execution-bypass-leading-to-ssti) (critical, CVSS 9, published 17 Apr 2026)
- [CVE-2026-40477: Thymeleaf security bypass in expression execution mechanisms](https://junglewise.ai/threats/cve-2026-40477-thymeleaf-security-bypass-in-expression-execution-mechanisms) (critical, CVSS 9, published 17 Apr 2026)
- [CVE-2026-41901: Thymeleaf sandbox bypass and server-side template injection](https://junglewise.ai/threats/cve-2026-41901-thymeleaf-ssti-sandbox-bypass-in-expression-execution) (critical, CVSS 9, published 12 May 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Other Thymeleaf technologies

- [Thymeleaf](https://junglewise.ai/threats/technologies/thymeleaf): 3 vulnerabilities
- [Thymeleaf-Spring5](https://junglewise.ai/threats/technologies/thymeleaf-spring5): 3 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Thymeleaf-Spring6 vulnerabilities", https://junglewise.ai/threats/technologies/thymeleaf-spring6, 10 November 2026.