🛡️ CVE-2024-38809 — spring-web

🟡 CVSS 5.3 — Medium ✅ No Known Exploit CWE-1333 NVD
5.3
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Spring Framework DoS via conditional HTTP request

Description

Applications that parse ETags from If-Match or If-None-Match request headers are vulnerable to DoS attack.

Affected Spring Products and Versions

org.springframework:spring-web in versions

6.1.0 through 6.1.11

6.0.0 through 6.0.22

5.3.0 through 5.3.37

Older, unsupported versions are also affected

Mitigation

Users of affected versions should upgrade to the corresponding fixed version.

6.1.x -> 6.1.12

6.0.x -> 6.0.23

5.3.x -> 5.3.38

No other mitigation steps are necessary.

Users of older, unsupported versions could enforce a size limit on If-Match and If-None-Match headers, e.g. through a Filter.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity none, availability low.

Weakness class

CVE-2024-38809 is classified as CWE-1333: Inefficient Regular Expression Complexity. A regular expression backtracks catastrophically on crafted input, consuming CPU out of proportion to input size.

Affected software

CVE-2024-38809 is recorded against 2 packages.

  • org.springframework:spring-web (from 6.1.0 up to 6.1.12)
  • unknown

Timeline and source

Published on 24 September 2024 and last revised on 4 February 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

nvd.nist.gov (Advisory)
github.com (Web)
github.com (Web)
github.com (Web)
github.com (Web)
github.com (Package)
spring.io (Web)

CVE-2024-38809 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Severity Medium
CVSS Score 5.3
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CWE CWE-1333
Public Exploit ✅ No
Source NVD
Published 2024-09-24
Updated 2026-08-12
Modified 2026-02-04
Fix URL N/A

Affected Packages

Software From version Fixed in
org.springframework:spring-web 6.1.0 6.1.12
unknown — —

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