CVEvulnerability
CVE-2026-101005
5.5 MEDIUM
Official page ↗
- Status
- Deferred
- Published
- 2026-09-28
- Last modified
- 2026-09-28
- Assigner
- [email protected]
- CVSS 4.0 ([email protected])
- 5.5 MEDIUM — CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- CVSS 3.1 ([email protected])
- 7.3 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-918
Description
A vulnerability was detected in October CMS up to 4.3.4. This affects the function validateExternalImageHost of the file System/Classes/ResizeImages.php of the component SSRF Protection. The manipulation results in server-side request forgery. The attack may be launched remotely. The exploit is now public and may be used. Upgrading to version 4.3.5 is able to mitigate this issue. You should upgrade the affected component.
Related
Weakness · CWE (1)
- CWE-918 Server-Side Request Forgery weakness
References
- https://github.com/0xGenesi/CVE/blob/main/October_CMS_SSRF_IPv6_Mapped_IPv4_Bypass.md github.com
- https://github.com/octobercms/october/releases/tag/v4.3.5 github.com
- https://github.com/octobercms/october/security/advisories/GHSA-j2j7-7m99-6226 github.com
- https://vuldb.com/cve/CVE-2026-101005 vuldb.com
- https://vuldb.com/submit/922294 vuldb.com
- https://vuldb.com/vuln/410875 vuldb.com
- https://vuldb.com/vuln/410875/cti vuldb.com
- https://www.cybersecurity-help.cz/vdb/vulns/149488/ www.cybersecurity-help.cz