How many CVEs does thymeleaf have?

thymeleaf has 5 published CVE records since 2021, including 3 in the last two years.

How many thymeleaf CVEs are in CISA KEV?

None of thymeleaf's CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.

Which thymeleaf products have the most CVEs?

The thymeleaf products with the most published CVEs are thymeleaf, org.thymeleaf:thymeleaf-spring5, org.thymeleaf:thymeleaf, org.thymeleaf:thymeleaf-spring6.

What are the most common weakness types in thymeleaf CVEs?

thymeleaf's CVEs most often map to these CWE weakness types: CWE-917 (Improper Neutralization of Special Elements used in an Expression Language Statement ('Expression Language Injection')).

Are there public exploits for thymeleaf vulnerabilities?

Yes — 1 of thymeleaf's CVEs have a known public exploit.

How many critical thymeleaf vulnerabilities are there?

thymeleaf has 4 critical and 1 high-severity CVEs.

What is the average severity of thymeleaf CVEs?

The average CVSS base score across thymeleaf's scored CVEs is 8.9.

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5 CVEs

thymeleaf Vulnerabilities

Name: thymeleaf vulnerability dataset (CVEs)
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

CVE security advisories and vulnerability history for thymeleaf.

5

Total CVEs

Published

0

In CISA KEV

Exploited in the wild

1

Public exploits

PoC or exploit code

8.9

Avg CVSS

2021–2026

Overview

thymeleaf has 5 published CVE records since 2021, of which 0 are in CISA's Known Exploited Vulnerabilities catalog and 1 have a known public exploit. The average CVSS base score across scored CVEs is 8.9.

This page aggregates every publicly disclosed vulnerability (CVE) affecting thymeleaf products, with severity breakdowns, the most-affected products, the most common weakness types, and the latest disclosures.

Security scorecard

A quick read on thymeleaf's vulnerability posture, as a share of its 5 published CVEs.

Average CVSS: 8.9
Critical / high: 100%
Actively exploited (KEV): 0%
Public exploit available: 20%
Patch available: 100%

Severity and exploitation

How the CVSS severity of thymeleaf's CVEs breaks down, plus how many are exploited in the wild or have public exploit code.

Critical4

High1

Medium0

Low0

In CISA’s Known Exploited Vulnerabilities catalog

0

None of thymeleaf's CVEs are currently listed in CISA's KEV catalog.

Public exploits

1

One of thymeleaf's CVEs has a known public exploit available.

Most affected products

The thymeleaf products with the most published CVEs. Follow any product to browse its versions and vulnerabilities.

Common weakness types

The CWE weakness categories most often found in thymeleaf CVEs. Follow any weakness for its full explanation.

CWE-917Improper Neutralization of Special Elements used in an Expression Language Statement ('Expression Language Injection')3 CVEs

CNAs that assign these CVEs

The CVE Numbering Authorities that publish thymeleaf CVE records.

Disclosure activity by year

How many thymeleaf CVEs were published each year.

2021

1

2023

1

2026

3

Latest thymeleaf CVEs

The most recently disclosed vulnerabilities affecting thymeleaf.

Thymeleaf: Improper recognition of unauthorized syntax patterns in sandboxed Thymeleaf expressions
CWE-917
Critical · CVSS 9.0
EPSS 0.4%2026-05-12
Improper neutralization of specific syntax patterns for unauthorized expressions in Thymeleaf
CWE-917
Critical · CVSS 9.1
EPSS 0.8%2026-04-17
Improper restriction of the scope of accessible objects in Thymeleaf expressions
CWE-917
Critical · CVSS 9.1
EPSS 0.9%2026-04-17
High vulnerability · 2023-07-14
High · CVSS 7.5
EPSS 1.0%2023-07-14
Critical vulnerability · 2021-11-09
Critical · CVSS 9.8
EPSS 3.9%2021-11-09

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Frequently asked questions

Common questions about thymeleaf vulnerabilities.

How many CVEs does thymeleaf have?: thymeleaf has 5 published CVE records since 2021, including 3 in the last two years.
How many thymeleaf CVEs are in CISA KEV?: None of thymeleaf's CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.
Which thymeleaf products have the most CVEs?: The thymeleaf products with the most published CVEs are thymeleaf, org.thymeleaf:thymeleaf-spring5, org.thymeleaf:thymeleaf, org.thymeleaf:thymeleaf-spring6.
What are the most common weakness types in thymeleaf CVEs?: thymeleaf's CVEs most often map to these CWE weakness types: CWE-917 (Improper Neutralization of Special Elements used in an Expression Language Statement ('Expression Language Injection')).
Are there public exploits for thymeleaf vulnerabilities?: Yes — 1 of thymeleaf's CVEs have a known public exploit.
How many critical thymeleaf vulnerabilities are there?: thymeleaf has 4 critical and 1 high-severity CVEs.
What is the average severity of thymeleaf CVEs?: The average CVSS base score across thymeleaf's scored CVEs is 8.9.

References

Vulnerability data is sourced from the CVE Program; severity, KEV, and exploit signals are aggregated by RadicalNotion.AI.

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