cve.bz

CVE-2020-5421

6.5 mediumEPSS 12%

In Spring Framework versions 5.2.0 - 5.2.8, 5.1.0 - 5.1.17, 5.0.0 - 5.0.18, 4.3.0 - 4.3.28, and older unsupported versions, the protections against RFD attacks from CVE-2015-5211 may be bypassed depending on the browser used through the use of a jsessionid path parameter.

CVSS 3.1
6.5CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:H/A:N
EPSS
12% chance of exploitation in the next 30 days; higher than 96% of CVEs (scores of 2026-10-25)
Published
Modified
Record from
the NVD, synced

Affected

Packages (OSV)

AdvisoryEcosystemPackageAffectedFixed in
GHSA-rv39-3qh7-9v7wMavenorg.springframework:spring-framework-bom>=5.2.0 <5.2.95.2.9
GHSA-rv39-3qh7-9v7wMavenorg.springframework:spring-framework-bom>=5.1.0 <5.1.185.1.18
GHSA-rv39-3qh7-9v7wMavenorg.springframework:spring-framework-bom>=5.0.0 <5.0.195.0.19
GHSA-rv39-3qh7-9v7wMavenorg.springframework:spring-framework-bom<4.3.294.3.29

References

Check your stackJSON