TI-2026-26524 Aliases CVE-2026-34229

Emlog: Stored XSS in Comment Module via URI Scheme Validation Bypass

MEDIUM 60CWE-79Published 2026-04-03 · Updated 2026-04-06

Key facts

Attack vector: Network
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · None
Fix status: Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

Emlog is an open source website building system. Prior to version 2.6.8, there is a stored cross-site scripting (XSS) vulnerability in emlog comment module via URI scheme validation bypass. This issue has been patched in version 2.6.8.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00239 15th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix Fixed emlog (emlog): 2.6.8

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
emlog	emlog	before 2.6.8	2.6.8	Patch available	CNA

emlog Vendoremlog Affected before 2.6.8 Fixed in 2.6.8 Patch available CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:emlog:emlog:::::pro:::*	before 2.6.8	Vulnerable	emlog

cpe:2.3:a:emlog:emlog:*:*:*:*:pro:*:*:* Versions before 2.6.8 Vulnerable ·emlog

Remediation

Fix · CNA emlog (emlog) Fixed in 2.6.8

Timeline

2026-10-02 Threatist record created from CVE-2026-34229

References

Exploit 1

https://github.com/emlog/emlog/security/advisories/GHSA-74gp-xh6w-hqw6

Patch 1

https://github.com/emlog/emlog/commit/a12ab1b1a273fe634abab32fd28274c18bd57f07

TI-2025-21066 An arbitrary file upload vulnerability in the component /views/plugin.php of emlog pro… CVSS 3.1CRITICAL 9.8
TI-2025-19139 An arbitrary file upload vulnerability in the component admin\plugin.php of Emlog Pro… CVSS 3.1CRITICAL 9.8
TI-2023-24041 An arbitrary file upload vulnerability in the component /admin/plugin.php of Emlog Pro… CVSS 3.1CRITICAL 9.8
TI-2023-23173 Deserialization of Untrusted Data in emlog pro v.2.1.15 and earlier allows a remote… CVSS 3.1CRITICAL 9.8
TI-2026-18317 emlog Arbitrary File Upload Vulnerability CVSS 4.0CRITICAL 9.3
TI-2025-30252 Emlog Pro Contains a File Upload Vulnerability CVSS 4.0HIGH 8.9

See all 92 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences