What is CVE-2026-59311?

CVE-2026-59311 is a medium-severity vulnerability in Spring Integration, classified under CWE-59 IMPROPER LINK RESOLUTION BEFORE FILE ACCESS ('LINK FOLLOWING'). CVSS score: 6.8/10. Published 2026-08-27.

How severe is CVE-2026-59311?

Medium severity. CVSS v3 base score is 6.8 out of 10.

Vulnerability in Spring Integration

CVE-2026-59311

A local unprivileged user on the same host can redirect all Zip/UnZip transformer output into a directory of their choosing by pre-creating /tmp/ziptransformer as a symlink before the application starts. Spring Integration 7.1.0 Spring Integration 7.0.0 - 7.0.5 Spring Integration 6.5.0 - 6.5.10 Spring Integration 6.4.0 - 6.4.12

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H.

Affected products

Spring Integration — versions 7.1.0

References

security@vmware.com

Frequently asked questions

What is CVE-2026-59311?: CVE-2026-59311 is a medium-severity vulnerability in Spring Integration, classified under CWE-59 IMPROPER LINK RESOLUTION BEFORE FILE ACCESS ('LINK FOLLOWING'). CVSS score: 6.8/10. Published 2026-08-27.
How severe is CVE-2026-59311?: Medium severity. CVSS v3 base score is 6.8 out of 10.