Paper/Archive/CVE-2026-40982

CVE-2026-40982

Spring Spring Cloud Config — Spring Cloud Config allows applications to serve arbitrary text and binary files through the spring-cloud-config-server module.

Description · from the CVE record

Spring Cloud Config allows applications to serve arbitrary text and binary files through the spring-cloud-config-server module. A malicious user, or attacker, can send a request using a specially crafted URL that can lead to a directory traversal attack. Spring Cloud Config 3.1.x: affected from 3.1.0 through 3.1.13 (inclusive); upgrade to 3.1.14 or greater (Enterprise Support Only). Spring Cloud Config 4.1.x: affected from 4.1.0 through 4.1.9 (inclusive); upgrade to 4.1.10 or greater (Enterprise Support Only). Spring Cloud Config 4.2.x: affected from 4.2.0 through 4.2.6 (inclusive); upgrade to 4.2.7 or greater (Enterprise Support Only). Spring Cloud Config 4.3.x: affected from 4.3.0 through 4.3.2 (inclusive); upgrade to 4.3.3 or greater. Spring Cloud Config 5.0.x: affected from 5.0.0 through 5.0.2 (inclusive); upgrade to 5.0.3 or greater.

Affected

ProductAffectedFixed inSource
Spring Cloud Config3.1.0 – < 3.1.143.1.14CNA
Spring Cloud Config4.1.0 – < 4.1.104.1.10CNA
Spring Cloud Config4.2.0 – < 4.2.74.2.7CNA
Spring Cloud Config4.3.0 – < 4.3.34.3.3CNA
Spring Cloud Config5.0.0 – < 5.0.35.0.3CNA
Red Hat Enterprise Linux 8see advisory–redhat-SADP
Red Hat JBoss Enterprise Application Platform Expansion Packsee advisory–redhat-SADP

Scores by source

vmware (CNA)9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
redhat-SADP (CNA)8.2CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refspring.io/security/cve-2026-40982refaccess.redhat.com/security/cve/CVE-2026-40982refbugzilla.redhat.com/show_bug.cgi?id=2467619refsecurity.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-40982.json