CVE-2026-82664

MEDIUMPre-NVD 4.34.3—
EchelonGraph scoreHIGH confidence

Score 4.3 from GitHub Security Advisory (severity: LOW) published 2026-08-31. a secondary CVSS source baseline 4.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 5 sources updated this weekElevated
4.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 4.3Exploit: Elevated riskExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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.

CVSS v3
4.3
EG Score
4.3(high)
EG Risk
35(Track)
EG Risk 35/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity43% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
27%
KEV
Not listed

Published

August 31, 2026

Last Modified

September 1, 2026

Advisory Details (4)

Auto-updated Aug 31, 2026
Patch available. Sources: github_pr, github_release.
generic

GitHub - yaojingang/GEOFlow: Open-source GEO content engineering and multi-site distribution platform with AI quality inspection, illustrated admin help, hosted sites, browser-assisted publishing, and signed updates. · GitHub

https://github.com/yaojingang/GEOFlow/
github_release Patch Available

GEOFlow v2.1.1

Patch available: yaojingang/GEOFlow v2.1.1

https://github.com/yaojingang/GEOFlow/releases/tag/v2.1.1
github_pr Patch Available

fix: address security vulnerabilities reported in #60

Patch available: yaojingang/GEOFlow v2.1.1 (PR #61 merged 2026-07-17)

https://github.com/yaojingang/GEOFlow/pull/61
generic

Multiple Vulnerabilities: XSS, Arbitrary File Deletion, SSRF, and Blade RCE · Issue #60 · yaojingang/GEOFlow · GitHub

https://github.com/yaojingang/GEOFlow/issues/60

Vendor Advisories for CVE-2026-82664(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 15× in last 7d / 15× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-09-01 15:56 UTCEG score recompute
  2. 2026-09-01 15:56 UTCGHSA enrichment
  3. 2026-09-01 15:35 UTCNVD updateCVSS v4 → 2.1
  4. 2026-09-01 15:13 UTCEG score recompute
  5. 2026-09-01 15:13 UTCGHSA enrichment
  6. 2026-09-01 15:12 UTCMITRE cvelistV5CVSS v4 → 5.3
  7. 2026-09-01 13:54 UTCEPSS rescore
  8. 2026-09-01 04:40 UTCEPSS rescore
  9. 2026-09-01 04:40 UTCEPSS rescore
  10. 2026-08-31 21:02 UTCGHSA enrichment
  11. 2026-08-31 09:37 UTCEG score recompute
  12. 2026-08-31 09:37 UTCGHSA enrichment
  13. 2026-08-31 09:36 UTCNVD updateCVSS v4 → 2.1
  14. 2026-08-31 08:24 UTCEG score recompute
  15. 2026-08-31 08:23 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-82664?
CVE-2026-82664 is a medium vulnerability published on August 31, 2026. 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…
When was CVE-2026-82664 disclosed?
CVE-2026-82664 was first published in the National Vulnerability Database on August 31, 2026, with the most recent update on September 1, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-82664 actively exploited?
CVE-2026-82664 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 73.2% of all scored CVEs.
What is the CVSS score of CVE-2026-82664?
CVE-2026-82664 has a CVSS v3 base score of 4.3 (NVD).
How do I remediate CVE-2026-82664?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-82664, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2026-82664

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