CVE-2026-34607: Emlog is an open source website building system

Q: How do I fix CVE-2026-34607?

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

Q: Is CVE-2026-34607 being exploited?

CVE-2026-34607 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-2026-34607 affect?

CVE-2026-34607 affects emlog. Severity is high (CVSS 7.2). Emlog is an open source website building system. In versions 2.6.2 and prior, a path traversal vulnerability exists in the emUnZip() function (include/lib/common.php:793). When extracting ZIP archives (plugin/template uploads, backup import

Q: How urgent is CVE-2026-34607?

Priority 45/100. High severity; Public exploit reference

This month

HIGH 7.2UPGRADE

CVE-2026-34607 is a high-severity flaw (CVSS 7.2) 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 path traversal vulnerability exists in the emUnZip() function (include/lib/common.php:793). When extracting ZIP archives (plugin/template uploads, backup imports), the function calls $zip->extractTo($path) without sanitizing ZIP entry names. An authenticated admin can upload a crafted ZIP containing entries with ../ sequences to write arbitrary files to the server fil

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	0.9% (top 41%)
CISA exploited list	No
Weakness	CWE-22
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-2026-34607?

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

Is CVE-2026-34607 being exploited?

CVE-2026-34607 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-2026-34607 affect?

CVE-2026-34607 affects emlog. Severity is high (CVSS 7.2). Emlog is an open source website building system. In versions 2.6.2 and prior, a path traversal vulnerability exists in the emUnZip() function (include/lib/common.php:793). When extracting ZIP archives (plugin/template uploads, backup import

How urgent is CVE-2026-34607?

Priority 45/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

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References

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