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Medium

CI4MS: Backup Management Full Account Takeover for All Roles & Privilege Escalation via Stored DOM Blind XSS

  • Disclosed: 22.04.2026
  • Updated: 11.10.2026 10:22

An attacker can achieve Full Account Takeover and Privilege Escalation via Stored DOM XSS in the backup module's filename field, which is manipulated through an SQL file that tampers with the filename field to contain a hidden XSS payload.

Affected software

Click a technology to see all vulnerabilities affecting it.

PlatformPackageVulnerable versionsFixed in
Composer package ci4-cms-erp/ci4ms < 0.31.5.0 0.31.5.0

References

CVSS score 6.8/10
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-79
Platform
Composer
Package
ci4-cms-erp/ci4ms
Disclosed
22.04.2026
Updated
11.10.2026 10:22

Sources and licenses

OSV / GitHub Advisory Database - GHSA-qxpq-82f3-xj47 - CC BY 4.0

Vulnerability history: ci4-cms-erp/ci4ms

All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.

All (36) in the archive
Total entries
36
First → latest
02.2026 05.2026
Without a fix
0
Exploited in attacks
0

Severity breakdown

  • Critical 19
  • High 6
  • Medium 11

Disclosures per year

Severity:
  1. CI4MS: Stored XSS in Pages Module Content via Broken html_purify Validation Rule
    High · 8.7 CVE-2026-45270 < 0.31.9.0 0.31.9.0
  2. CI4MS has Unrestricted PHP File Upload via Theme Installation that Leads to Authenticated Remote Code Execution
    High CVE-2026-41587 >= 0.26.0.0, < 0.31.7.0 0.31.7.0
  3. CI4MS Theme::upload is vulnerable to Zip Slip leading to RCE
    Critical CVE-2026-41203 < 0.31.5.0 0.31.5.0
  4. CI4MS Backup::restore is vulnerable to Zip Slip leading to RCE
    Critical CVE-2026-41202 < 0.31.5.0 0.31.5.0
  5. CI4MS: Backup Management Full Account Takeover for All Roles & Privilege Escalation via Stored DOM Blind XSS this entry
    Medium · 6.8 CVE-2026-41201 < 0.31.5.0 0.31.5.0
  6. CI4MS Vulnerable to .env CRLF Injection via Unvalidated `host` Parameter in Install Controller
    High · 8.1 CVE-2026-39394 < 0.31.4.0 0.31.4.0
  7. CI4MS Vulnerable to Post-Installation Re-entry via Cache-Dependent Install Guard Bypass
    High · 8.1 CVE-2026-39393 < 0.31.4.0 0.31.4.0
  8. CI4MS: Company Information Public-Facing Page Full Platform Compromise & Full Account Takeover for All Roles & Privilege-Escalation via System Settings Company Information Stored DOM XSS
    Critical · 9.1 CVE-2026-35035 < 0.31.2.0 0.31.2.0
  9. CI4MS: Profile & User Management Full Account Takeover for All-Roles & Privilege-Escalation via Stored DOM XSS
    Critical · 9.0 CVE-2026-34989 < 31.0.0.0 31.0.0.0
  10. CI4MS: Account Deactivation Module Grants Full Persistent Unauthorized Access for All‑Roles via Improper Session Invalidation (Logic Flaw)
    High · 8.8 CVE-2026-34572 < 0.31.0.0 0.31.0.0
  11. CI4MS: Stored Cross‑Site Scripting (Stored XSS) in Backend User Management Allows Session Hijacking and Full Administrative Account Compromise
    Critical · 9.9 CVE-2026-34571 < 0.31.0.0 0.31.0.0
  12. CI4MS: Account Deletion Module Grants Full Persistent Unauthorized Access for All‑Roles via Improper Session Invalidation (Logic Flaw)
    High · 8.8 CVE-2026-34570 < 0.31.0.0 0.31.0.0
  13. CI4MS: Blogs Categories Full Account Takeover for All-Roles & Privilege-Escalation via Stored DOM XSS
    Critical · 9.9 CVE-2026-34569 < 0.31.0.0 0.31.0.0
  14. CI4MS: Blogs Posts Full Account Takeover for All-Roles & Privilege-Escalation via Stored DOM XSS
    Critical · 9.1 CVE-2026-34568 < 0.31.0.0 0.31.0.0
  15. CI4MS: Blogs Posts (Categories) Full Account Takeover for All-Roles & Privilege-Escalation via Stored DOM XSS
    Critical · 9.1 CVE-2026-34567 < 0.31.0.0 0.31.0.0
  16. CI4MS: Pages Management Full Account Takeover for All-Roles & Privilege-Escalation via Stored DOM XSS
    Critical · 9.1 CVE-2026-34566 < 0.31.0.0 0.31.0.0
  17. CI4MS: Menu Management (Posts) Full Account Takeover for All-Roles & Privilege-Escalation via Stored DOM XSS
    Critical · 9.1 CVE-2026-34565 < 0.31.0.0 0.31.0.0
  18. CI4MS: Menu Management (Pages) Full Account Takeover for All-Roles & Privilege-Escalation via Stored DOM XSS
    Critical · 9.1 CVE-2026-34564 < 0.31.0.0 0.31.0.0
  19. CI4MS: Backup Management Full Account Takeover for All-Roles & Privilege-Escalation via Stored DOM Blind XSS
    Critical · 9.9 CVE-2026-34563 < 0.31.0.0 0.31.0.0
  20. CI4MS: System Settings (Social Media Management) Full Platform Compromise & Full Account Takeover for All-Roles & Privilege-Escalation via Stored DOM XSS
    Critical · 9.1 CVE-2026-34561 < 0.31.0.0 0.31.0.0
Show more (6) Showing 20 of 26

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