CVE-2019-15864: The breadcrumbs-by-menu plugin before 1.0.3 for WordPress has XSS.

Q: How do I fix CVE-2019-15864?

breadcrumbs by menu: upgrade to 1.0.3. Exact commands for each OS are on this page.

Q: Is CVE-2019-15864 being exploited?

CVE-2019-15864 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-2019-15864 affect?

CVE-2019-15864 affects breadcrumbs by menu. Severity is medium (CVSS 6.1). The breadcrumbs-by-menu plugin before 1.0.3 for WordPress has XSS.

Q: How urgent is CVE-2019-15864?

Priority 37/100. No elevated risk signals yet.

Routine

MEDIUM 6.1UPGRADE

CVE-2019-15864 is a medium-severity flaw (CVSS 6.1) affecting breadcrumbs by menu. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The breadcrumbs-by-menu plugin before 1.0.3 for WordPress has XSS.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.9% (top 39%)
CISA exploited list	No
Weakness	CWE-79
Published	2019-09-03
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: holest

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

Am I affected?

Timeline

2019-09-03 12:15 UTCPublished CVE record published
2026-06-17 02:21 UTCUpdated Record last modified

holest breadcrumbs by menu UPGRADE

Affected: < 1.0.3

Fixed in: 1.0.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy breadcrumbs-by-menu || rpm -q breadcrumbs-by-menu || breadcrumbs-by-menu --version

2. UPGRADE to 1.0.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade breadcrumbs-by-menu

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade breadcrumbs-by-menu

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-2019-15864?

breadcrumbs by menu: upgrade to 1.0.3. Exact commands for each OS are on this page.

Is CVE-2019-15864 being exploited?

CVE-2019-15864 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-2019-15864 affect?

CVE-2019-15864 affects breadcrumbs by menu. Severity is medium (CVSS 6.1). The breadcrumbs-by-menu plugin before 1.0.3 for WordPress has XSS.

How urgent is CVE-2019-15864?

Priority 37/100. No elevated risk signals yet.

Software pages

WordPress vulnerabilities

Related CVEs

CVE-2019-15865 HIGH 8.8 UPGRADE The breadcrumbs-by-menu plugin before 1.0.3 for WordPress has CSRF.

References

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