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Fencer Vulns
medium 6.3

CVE-2024-38807 json

CVE-2024-38807: Signature Forgery Vulnerability in Spring Boot's Loader

published 2024-08-23 2 y ago modified 2026-06-17 4 mo ago also GHSA-7cj3-x93g-gj76 , EUVD-2024-2526

cvss
6.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.1%
EPSS 0.1% chance of exploitation in 30 days, percentile 2%
public exploits
0
none known

Summary

Applications that use spring-boot-loader or spring-boot-loader-classic and contain custom code that performs signature verification of nested jar files may be vulnerable to signature forgery where content that appears to have been signed by one signer has, in fact, been signed by another.

Patch / fix

  • maven org.springframework.boot:spring-boot-loader 2.7.22, 3.0.17, 3.1.13, 3.2.9, 3.3.3
  • maven org.springframework.boot:spring-boot-loader-classic 2.7.22, 3.0.17, 3.1.13, 3.2.9, 3.3.3
  • Spring Spring Boot 2.7.22, 3.0.17, 3.1.13, 3.2.9, 3.3.3

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.12% chance of exploitation in the next 30 days, higher than 2% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 6.3 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
GitHub 3.1 6.3 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N

Affected packages

ecosystem package affected fixed in
maven org.springframework.boot:spring-boot-loader
>=2.7.0, <2.7.22
>=3.0.0, <3.0.17
>=3.1.0, <3.1.13
>=3.2.0, <3.2.9
>=3.3.0, <3.3.3
2.7.22
3.0.17
3.1.13
3.2.9
3.3.3
maven org.springframework.boot:spring-boot-loader-classic
>=2.7.0, <2.7.22
>=3.0.0, <3.0.17
>=3.1.0, <3.1.13
>=3.2.0, <3.2.9
>=3.3.0, <3.3.3
2.7.22
3.0.17
3.1.13
3.2.9
3.3.3

Affected products

  • Spring Spring Boot

Classification

Weakness
  • CWE-347 Improper Verification of Cryptographic Signature
  • CWE-290 Authentication Bypass by Spoofing
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.