CVE-2019-12728: Grails before 3.3.10 used cleartext HTTP to resolve the SDKMan notification service

Q: How do I fix CVE-2019-12728?

grails: upgrade to 3.3.10. Exact commands for each OS are on this page.

Q: Is CVE-2019-12728 being exploited?

CVE-2019-12728 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-2019-12728 affect?

CVE-2019-12728 affects grails. Severity is high (CVSS 8.1). Grails before 3.3.10 used cleartext HTTP to resolve the SDKMan notification service. NOTE: users' apps were not resolving dependencies over cleartext HTTP.

Q: How urgent is CVE-2019-12728?

Priority 54/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

HIGH 8.1REMOTEUPGRADE

CVE-2019-12728 is a high-severity flaw (CVSS 8.1) affecting grails. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Grails before 3.3.10 used cleartext HTTP to resolve the SDKMan notification service. NOTE: users' apps were not resolving dependencies over cleartext HTTP.

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	8.1 (High)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	1.0% (top 38%)
CISA exploited list	No
Weakness	CWE-494
Published	2019-06-04
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: grails

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2019-06-04 13:29 UTCPublished CVE record published
2026-06-17 02:15 UTCUpdated Record last modified

grails grails UPGRADE

Affected: < 3.3.10

Fixed in: 3.3.10

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy grails || rpm -q grails || grails --version

2. UPGRADE to 3.3.10 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade grails

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade grails

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-2019-12728?

grails: upgrade to 3.3.10. Exact commands for each OS are on this page.

Is CVE-2019-12728 being exploited?

CVE-2019-12728 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-2019-12728 affect?

CVE-2019-12728 affects grails. Severity is high (CVSS 8.1). Grails before 3.3.10 used cleartext HTTP to resolve the SDKMan notification service. NOTE: users' apps were not resolving dependencies over cleartext HTTP.

How urgent is CVE-2019-12728?

Priority 54/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

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References

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