CVE-2026-39387: BoidCMS is an open-source, PHP-based flat-file CMS for building simple websites and blogs, using JSON as its d

Q: How do I fix CVE-2026-39387?

boidcms: upgrade to 2.1.3. Exact commands for each OS are on this page.

Q: Is CVE-2026-39387 being exploited?

CVE-2026-39387 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-2026-39387 affect?

CVE-2026-39387 affects boidcms. Severity is high (CVSS 7.2). BoidCMS is an open-source, PHP-based flat-file CMS for building simple websites and blogs, using JSON as its database. Versions prior to 2.1.3 are vulnerable to a critical Local File Inclusion (LFI) attack via the tpl parameter, which can l

Q: How urgent is CVE-2026-39387?

Priority 44/100. High severity; Public exploit reference

This month

HIGH 7.2UPGRADE

CVE-2026-39387 is a high-severity flaw (CVSS 7.2) affecting boidcms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

BoidCMS is an open-source, PHP-based flat-file CMS for building simple websites and blogs, using JSON as its database. Versions prior to 2.1.3 are vulnerable to a critical Local File Inclusion (LFI) attack via the tpl parameter, which can lead to Remote Code Execution (RCE).The application fails to sanitize the tpl (template) parameter during page creation and updates. This parameter is passed directly to a require_once() statement without path v

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	7.2 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	0.7% (top 46%)
CISA exploited list	No
Weakness	CWE-98
Published	2026-04-14
Last modified	2026-07-24

Publisher (CNA): GitHub, Inc. · Vendor: boidcms

Last updated 2026-07-24 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-14 23:16 UTCPublished CVE record published
2026-07-24 21:10 UTCUpdated Record last modified

boidcms boidcms UPGRADE

Affected: < 2.1.3

Fixed in: 2.1.3

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 2.1.3 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade boidcms

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-2026-39387?

boidcms: upgrade to 2.1.3. Exact commands for each OS are on this page.

Is CVE-2026-39387 being exploited?

CVE-2026-39387 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-2026-39387 affect?

CVE-2026-39387 affects boidcms. Severity is high (CVSS 7.2). BoidCMS is an open-source, PHP-based flat-file CMS for building simple websites and blogs, using JSON as its database. Versions prior to 2.1.3 are vulnerable to a critical Local File Inclusion (LFI) attack via the tpl parameter, which can l

How urgent is CVE-2026-39387?

Priority 44/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

References

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