CVE-2026-102248— Rebuild Login Endpoint login improper authentication
Quick assessment
Affected
n/a Rebuild
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
A vulnerability was identified in Rebuild up to 4.4.7/4.5.0-beta5. This affects an unknown part of the file /user/login of the component Login Endpoint. The manipulation leads to improper authentication. It is possible to initiate the attack remotely. The expl
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I. Basic Information for CVE-2026-102248
Vulnerability Information
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Vulnerability Title
Rebuild Login Endpoint login improper authentication
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was identified in Rebuild up to 4.4.7/4.5.0-beta5. This affects an unknown part of the file /user/login of the component Login Endpoint. The manipulation leads to improper authentication. It is possible to initiate the attack remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
认证机制不恰当
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | Rebuild | 4.4.0 |
cpe:2.3:a:rebuild:rebuild:*:*:*:*:*:*:*:*
|
|
II. Public POCs for CVE-2026-102248
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2026-102248 (4)
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https://vuldb.com/cve/CVE-2026-102248 third-party-advisory
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https://vuldb.com/submit/933708 third-party-advisory
Same Patch Batch · n/a · 2026-09-29 · 3 CVEs total
| CVE-2026-102249 | 7.3 HIGH | REBUILD file-editor-save authorization |
| CVE-2026-102247 | 6.8 MEDIUM | FastAdmin Database Management database.php unnecessary privileges |
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V. Comments for CVE-2026-102248
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