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CVE-2026-8595— Stored XSS in the table panel (TableNG)

Quick assessment

Affected
Grafana Grafana OSS
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.

Grafana OSS是Grafana公司开源的一个可视化仪表盘。 Grafana OSS 12.4.0版本至12.4.3版本和13.0.0版本至13.0.1版本存在跨站脚本漏洞，该漏洞源于TableNG面板中的恶意字段名称，可能导致具有Editor权限的用户制作仪表板，从而在查看仪表板的用户浏览器中执行脚本（存储型跨站脚本）。

CVSS 6.8 · Medium EPSS 0.24% · P15

Affected Version Matrix 2

VendorProduct Version RangeStatus
Grafana Grafana OSS 12.4.0≤ 12.4.3 affected
13.0.0≤ 13.0.1 affected
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I. Basic Information for CVE-2026-8595

Vulnerability Information
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Vulnerability Title
Stored XSS in the table panel (TableNG)
Source: CVE Program / CVE List V5
Vulnerability Description
A user with Editor permissions can craft a dashboard whose table (TableNG) panel contains a malicious field name that executes as a script in the browser of any user who views the dashboard (stored cross-site scripting).
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
Grafana OSS 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Grafana OSS是Grafana公司开源的一个可视化仪表盘。 Grafana OSS 12.4.0版本至12.4.3版本和13.0.0版本至13.0.1版本存在跨站脚本漏洞，该漏洞源于TableNG面板中的恶意字段名称，可能导致具有Editor权限的用户制作仪表板，从而在查看仪表板的用户浏览器中执行脚本（存储型跨站脚本）。
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
Grafana Grafana OSS 12.4.0 ~ 12.4.3 -

II. Public POCs for CVE-2026-8595

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III. Intelligence Information for CVE-2026-8595

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Vendor Advisories for CVE-2026-8595 (1)

Same Patch Batch · Grafana · 2026-07-10 · 3 CVEs total

CVE-2026-33382 7.5 HIGH Denial of service via unbounded request body size
CVE-2026-8609 5.3 MEDIUM Pre-authentication denial of service via the OAuth login route

IV. Related Vulnerabilities

Same product: Grafana OSS
Same vendor: Grafana
Same weakness: CWE-79