CVE-2026-59326: The Spring Boot language server logs the raw value of the https_proxy/HTTPS_PROXY/http_proxy/HTTP_PROXY enviro

Q: How do I fix CVE-2026-59326?

spring tools: upgrade to 2.3.0; spring tools: upgrade to 2.3.0; spring tools: upgrade to 2.3.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-59326 being exploited?

CVE-2026-59326 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-59326 affect?

CVE-2026-59326 affects spring tools, spring tools, spring tools. Severity is low (CVSS 3.3). The Spring Boot language server logs the raw value of the https_proxy/HTTPS_PROXY/http_proxy/HTTP_PROXY environment variable at INFO level whenever it creates an outbound HTTP client and no explicit http.proxy workspace setting is configure

Q: How urgent is CVE-2026-59326?

Priority 12/100. No elevated risk signals yet.

Routine

LOW 3.3UPGRADEUPGRADEUPGRADE

CVE-2026-59326 is a low-severity flaw (CVSS 3.3) affecting spring tools, spring tools, spring tools. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Spring Boot language server logs the raw value of the https_proxy/HTTPS_PROXY/http_proxy/HTTP_PROXY environment variable at INFO level whenever it creates an outbound HTTP client and no explicit http.proxy workspace setting is configured. Corporate proxy URLs frequently embed Basic-auth credentials in the form http://user:pass@proxy:8080, and the language server writes this value to its log file without any redaction. Since language server lo

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	3.3 (Low)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.1% (top 97%)
CISA exploited list	No
Weakness	CWE-532
Published	2026-07-30
Last modified	2026-09-08

Publisher (CNA): VMware · Vendor: broadcom

Last updated 2026-09-08 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-07-30 06:25 UTCPublished CVE record published
2026-09-08 20:06 UTCUpdated Record last modified

broadcom spring tools UPGRADE

Affected: < 2.3.0

Fixed in: 2.3.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy spring-tools || rpm -q spring-tools || spring-tools --version

2. UPGRADE to 2.3.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade spring-tools

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade spring-tools

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

broadcom spring tools UPGRADE

Affected: < 2.3.0

Fixed in: 2.3.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy spring-tools || rpm -q spring-tools || spring-tools --version

2. UPGRADE to 2.3.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade spring-tools

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade spring-tools

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

broadcom spring tools UPGRADE

Affected: < 2.3.0

Fixed in: 2.3.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy spring-tools || rpm -q spring-tools || spring-tools --version

2. UPGRADE to 2.3.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade spring-tools

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade spring-tools

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

broadcom spring tools UPGRADE

Affected: < 5.3.0

Fixed in: 5.3.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy spring-tools || rpm -q spring-tools || spring-tools --version

2. UPGRADE to 5.3.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade spring-tools

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade spring-tools

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-59326?

spring tools: upgrade to 2.3.0; spring tools: upgrade to 2.3.0; spring tools: upgrade to 2.3.0. Exact commands for each OS are on this page.

Is CVE-2026-59326 being exploited?

CVE-2026-59326 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-59326 affect?

CVE-2026-59326 affects spring tools, spring tools, spring tools. Severity is low (CVSS 3.3). The Spring Boot language server logs the raw value of the https_proxy/HTTPS_PROXY/http_proxy/HTTP_PROXY environment variable at INFO level whenever it creates an outbound HTTP client and no explicit http.proxy workspace setting is configure

How urgent is CVE-2026-59326?

Priority 12/100. No elevated risk signals yet.

Software pages

Spring Framework vulnerabilities

Related CVEs

CVE-2026-47873 HIGH 8.0 UPGRADE The Boot Dashboard Docker integration in Spring Tools publishes container control ports on all of the host's n
CVE-2026-47882 HIGH 8.3 UPGRADE When enabling Spring Boot DevTools support for a remote application target (for example a Docker container or
CVE-2026-59327 MEDIUM 4.4 UPGRADE Spring Tools for Eclipse stores the Spring Boot DevTools remote secret (spring.devtools.remote.secret) as a pl
CVE-2026-59328 MEDIUM 4.2 UPGRADE Spring Tools for Eclipse renders Spring Boot starter wizard dependency tooltips in a native embedded browser (
CVE-2026-47858 HIGH 8.0 UPGRADE UPGRADE Starting Spring Boot applications in the Spring Tools with the live information mode enabled makes the running

References

← Back to latest CVEs