CVE-2026-34787: Emlog is an open source website building system

Q: How do I fix CVE-2026-34787?

emlog: upgrade to newer than 2.6.2. Exact commands for each OS are on this page.

Q: Is CVE-2026-34787 being exploited?

CVE-2026-34787 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-2026-34787 affect?

CVE-2026-34787 affects emlog. Severity is medium (CVSS 6.5). Emlog is an open source website building system. In versions 2.6.2 and prior, a Local File Inclusion (LFI) vulnerability exists in admin/plugin.php at line 80. The $plugin parameter from the GET request is directly used in a require_once pa

Q: How urgent is CVE-2026-34787?

Priority 39/100. Public exploit reference

Routine

MEDIUM 6.5UPGRADE

CVE-2026-34787 is a medium-severity flaw (CVSS 6.5) affecting emlog. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Emlog is an open source website building system. In versions 2.6.2 and prior, a Local File Inclusion (LFI) vulnerability exists in admin/plugin.php at line 80. The $plugin parameter from the GET request is directly used in a require_once path without proper sanitization. If the CSRF token check can be bypassed (see potential bypass conditions), an attacker can include arbitrary PHP files from the server filesystem, leading to code execution. At t

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	0.5% (top 57%)
CISA exploited list	No
Weakness	CWE-98
Published	2026-04-03
Last modified	2026-07-24

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

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

Am I affected?

Timeline

2026-04-03 23:17 UTCPublished CVE record published
2026-07-24 22:10 UTCUpdated Record last modified

emlog emlog UPGRADE

Affected: <= 2.6.2

Fixed in: newer than 2.6.2

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 2.6.2 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade emlog

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-2026-34787?

emlog: upgrade to newer than 2.6.2. Exact commands for each OS are on this page.

Is CVE-2026-34787 being exploited?

CVE-2026-34787 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-2026-34787 affect?

CVE-2026-34787 affects emlog. Severity is medium (CVSS 6.5). Emlog is an open source website building system. In versions 2.6.2 and prior, a Local File Inclusion (LFI) vulnerability exists in admin/plugin.php at line 80. The $plugin parameter from the GET request is directly used in a require_once pa

How urgent is CVE-2026-34787?

Priority 39/100. Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2026-34607 HIGH 7.2 UPGRADE Emlog is an open source website building system
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CVE-2026-34229 MEDIUM 6.1 UPGRADE Emlog is an open source website building system
CVE-2026-39276 HIGH 7.2 DOWNGRADE The template upload feature in Emlog Pro v2.6.9 has a path traversal vulnerability, allowing authenticated adm

References

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