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CVE-2026-18277— Missing Authorization in eScriptorium

Quick assessment

Affected
Scripta eScriptorium
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.

Scripta eScriptorium是Scripta团队的一个手写文本识别与标注平台。 Scripta eScriptorium 26.04.1及之前版本存在授权问题漏洞，该漏洞源于OcrModelRight创建和删除视图缺少授权，所有权检查位于get_context_data()中，仅在GET渲染路径执行，导致远程认证用户可通过POST请求授予自己访问其他用户私有OCR模型以及撤销任何用户的OCR模型访问权限。

CVSS 7.1 · High EPSS 0.24% · P15

Affected Version Matrix 1

VendorProduct Version RangeStatus
Scripta eScriptorium ≤ 26.4.1 affected
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I. Basic Information for CVE-2026-18277

Vulnerability Information
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Vulnerability Title
Missing Authorization in eScriptorium
Source: CVE Program / CVE List V5
Vulnerability Description
Missing authorization in the OcrModelRight create and delete views in Scripta eScriptorium through 26.04.1 allows a remote authenticated user to grant themselves access to another user's private OCR model and to revoke any user's OCR model access via a POST request, because the ownership check is placed in get_context_data() and therefore runs only on the GET rendering path
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
Scripta eScriptorium 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Scripta eScriptorium是Scripta团队的一个手写文本识别与标注平台。 Scripta eScriptorium 26.04.1及之前版本存在授权问题漏洞，该漏洞源于OcrModelRight创建和删除视图缺少授权，所有权检查位于get_context_data()中，仅在GET渲染路径执行，导致远程认证用户可通过POST请求授予自己访问其他用户私有OCR模型以及撤销任何用户的OCR模型访问权限。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Scripta eScriptorium 0 ~ 26.4.1 -

II. Public POCs for CVE-2026-18277

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III. Intelligence Information for CVE-2026-18277

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Other References for CVE-2026-18277 (1)

Same Patch Batch · Scripta · 2026-08-06 · 5 CVEs total

CVE-2026-18258 8.8 HIGH Authorization Bypass Through User-Controlled Key in eScriptorium
CVE-2026-18359 8.5 HIGH Server-Side Request Forgery (SSRF) in eScriptorium
CVE-2026-18275 6.5 MEDIUM Authorization Bypass Through User-Controlled Key in eScriptorium
CVE-2026-18276 4.3 MEDIUM Missing Authorization in eScriptorium

IV. Related Vulnerabilities

Same product: eScriptorium
Same vendor: Scripta
Same weakness: CWE-862

V. Comments for CVE-2026-18277

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