CVE-2026-35035: CI4MS is a CodeIgniter 4-based CMS skeleton that delivers a production-ready, modular architecture with RBAC a

This month

HIGH 7.2UPGRADE

CVE-2026-35035 is a high-severity flaw (CVSS 7.2) affecting ci4ms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

CI4MS is a CodeIgniter 4-based CMS skeleton that delivers a production-ready, modular architecture with RBAC authorization and theme support. Prior to 0.31.2.0, the application fails to properly sanitize user-controlled input within System Settings – Company Information. Several administrative configuration fields accept attacker-controlled input that is stored server-side and later rendered without proper output encoding. These values are persis

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	0.6% (top 54%)
CISA exploited list	No
Weakness	CWE-79
Published	2026-04-06
Last modified	2026-10-24

Publisher (CNA): GitHub, Inc. · Vendor: ci4-cms-erp

Last updated 2026-10-24 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-06 17:17 UTCPublished CVE record published
2026-10-24 13:10 UTCUpdated Record last modified

ci4-cms-erp ci4ms UPGRADE

Affected: < 0.31.2.0

Fixed in: 0.31.2.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy ci4ms || rpm -q ci4ms || ci4ms --version

2. UPGRADE to 0.31.2.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade ci4ms

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade ci4ms

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Exact fixes by distribution

Composer (PHP) · ci4-cms-erp/ci4ms · FIXED · 0.31.2.0 · vulnerable: <= 0.31.1.0 · source

composer require "ci4-cms-erp/ci4ms:>=0.31.2.0"

Fedora 46 · gnome-shell-extension-tiling-assistant · FIXED · 56-1.fc46 · FEDORA-2026-ebf66a5321 · source

sudo dnf upgrade --advisory=FEDORA-2026-ebf66a5321

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-2026-35035?

ci4ms: upgrade to 0.31.2.0. Exact commands for each OS are on this page.

Is CVE-2026-35035 being exploited?

CVE-2026-35035 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-2026-35035 affect?

CVE-2026-35035 affects ci4ms. Severity is high (CVSS 7.2). CI4MS is a CodeIgniter 4-based CMS skeleton that delivers a production-ready, modular architecture with RBAC authorization and theme support. Prior to 0.31.2.0, the application fails to properly sanitize user-controlled input within System

How urgent is CVE-2026-35035?

Priority 42/100. High severity; Public exploit reference

Related CVEs

CVE-2026-34989 CRITICAL 9.0 UPGRADE CI4MS is a CodeIgniter 4-based CMS skeleton that delivers a production-ready, modular architecture with RBAC a

References

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