Weak password hashing in light0011 cms user model
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Attack requirements
- None
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- Deferred Red Hat: fix deferred
Attack profile from CVSS 4.0 · CNA. Fix status from CNA and Red Hat. Impact type from CWE-326.
Summary
light0011 cms at commits c774dce31c6df0055568a8d5c53d964d99be199d and f72cf46f601efb2a0618c3814cc2f61380b38930 is affected. The sha1 function in App/Home/Model/UserModel.class.php hashes passwords with insufficient computational effort (CWE-916). A remote attacker can exploit it, but the attack needs high complexity and exploitation is reported as difficult. The exploit has been disclosed publicly and a link to it appears in the references.
Written with Claude Haiku 5.5 from the sources below · 2026-10-28
Description from the CNA
A security vulnerability has been detected in light0011 cms c774dce31c6df0055568a8d5c53d964d99be199d/f72cf46f601efb2a0618c3814cc2f61380b38930. Affected is the function sha1 of the file App/Home/Model/UserModel.class.php. The manipulation of the argument Password leads to password hash with insufficient computational effort. The attack may be initiated remotely. A high degree of complexity is needed for the attack. The exploitability is told to be difficult. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Why it matters now
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 |
|---|---|---|---|---|---|
| light0011 | cms | c774dce31c6df0055568a8d5c53d964d99be199d; f72cf46f601efb2a0618c3814cc2f61380b38930 | — | No fix listed | CNA |
- cms Vendorlight0011 Affected c774dce31c6df0055568a8d5c53d964d99be199d; f72cf46f601efb2a0618c3814cc2f61380b38930 Fixed in — No fix listed CNA
Remediation
The sources list no fixed version for light0011 cms. Red Hat lists Red Hat Enterprise Linux 9 and Red Hat Enterprise Linux 10 as affected without a fix, with no plan available.
Written with Claude Haiku 5.5 from the sources below · 2026-10-28
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 10 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 9 | Affected | No fix yet: Fix deferred |
Timeline
- 2026-10-18 Threatist record created from CVE-2026-112026
- 2026-10-18 Affected versions changed · Red Hat
- 2026-10-18 CVSS score added · Red Hat
- 2026-10-19 Alias added: GHSA-gfvm-xrcv-wj4c
- 2026-10-19 Priority changed: MEDIUM → LOW
- 2026-10-21 Affected versions changed · Red Hat
- 2026-10-22 CISA SSVC decision points changed
- 2026-10-22 Priority changed: LOW → MEDIUM
References
More light0011 vulnerabilities
- TI-2026-76209 Business logic error in light0011 cms Vote controller CVSS 4.0MEDIUM 6.9
- TI-2026-76208 File and directory exposure in light0011 cms Uploadify component CVSS 4.0MEDIUM 6.9
- TI-2026-76206 Improper access control in light0011 cms captcha validation CVSS 4.0MEDIUM 6.9
- TI-2026-59092 light0011 cms Debug Mode config.php information disclosure CVSS 4.0MEDIUM 6.9
- TI-2026-59090 light0011 cms Cookie Helper UserModel.class.php improper authentication CVSS 4.0MEDIUM 6.9
- TI-2026-59089 light0011 cms Upload.class.php upload unrestricted upload CVSS 4.0MEDIUM 6.9
Sources
- CVE-2026-112026 · CVE Program
- CVE-2026-112026 · NVD
- FIRST EPSS
- GHSA-gfvm-xrcv-wj4c · GitHub Advisory Database · CC BY 4.0
- CVE-2026-112026 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences