CVE-2019-11458: An issue was discovered in SmtpTransport in CakePHP 3.7.6

This month

HIGH 7.5REMOTEDOWNGRADE

CVE-2019-11458 is a high-severity flaw (CVSS 7.5) affecting cakephp. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in SmtpTransport in CakePHP 3.7.6. An unserialized object with modified internal properties can trigger arbitrary file overwriting upon destruction.

Why this priority

High severity
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	2.0% (top 19%)
CISA exploited list	No
Weakness	CWE-502
Published	2019-05-08
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: cakephp

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

Am I affected?

Timeline

2019-05-08 18:29 UTCPublished CVE record published
2026-06-17 02:12 UTCUpdated Record last modified

cakephp cakephp DOWNGRADE

Affected: 3.7.6

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.7.6

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 3.7.6 (Debian / Ubuntu)

apt-cache madison cakephp sudo apt install cakephp=<VERSION_BEFORE_3.7.6> sudo apt-mark hold cakephp

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list cakephp sudo dnf downgrade cakephp-<VERSION_BEFORE_3.7.6> sudo dnf versionlock add cakephp

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2019-11458?

cakephp: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2019-11458 being exploited?

CVE-2019-11458 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-2019-11458 affect?

CVE-2019-11458 affects cakephp. Severity is high (CVSS 7.5). An issue was discovered in SmtpTransport in CakePHP 3.7.6. An unserialized object with modified internal properties can trigger arbitrary file overwriting upon destruction.

How urgent is CVE-2019-11458?

Priority 51/100. High severity; Remotely exploitable, no login, no user action

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References

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