CVE-2026-34788: Emlog is an open source website building system

Q: How do I fix CVE-2026-34788?

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

Q: Is CVE-2026-34788 being exploited?

CVE-2026-34788 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-2026-34788 affect?

CVE-2026-34788 affects emlog. Severity is medium (CVSS 6.5). Emlog is an open source website building system. In versions 2.6.2 and prior, a SQL injection vulnerability exists in include/model/tag_model.php at line 168. The updateTagName() function directly interpolates user input into the SQL query

Q: How urgent is CVE-2026-34788?

Priority 35/100. Public exploit reference

Routine

MEDIUM 6.5UPGRADE

CVE-2026-34788 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 SQL injection vulnerability exists in include/model/tag_model.php at line 168. The updateTagName() function directly interpolates user input into the SQL query string without using parameterized queries or proper escaping ($this->db->escape_string()), making it vulnerable to SQL injection attacks. At time of publication, there are no publicly available patches.

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	0.3% (top 72%)
CISA exploited list	No
Weakness	CWE-89
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-2026-34788?

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

Is CVE-2026-34788 being exploited?

CVE-2026-34788 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-2026-34788 affect?

CVE-2026-34788 affects emlog. Severity is medium (CVSS 6.5). Emlog is an open source website building system. In versions 2.6.2 and prior, a SQL injection vulnerability exists in include/model/tag_model.php at line 168. The updateTagName() function directly interpolates user input into the SQL query

How urgent is CVE-2026-34788?

Priority 35/100. 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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