CVE-2026-86804

MEDIUMPre-NVD 5.35.3—
EchelonGraph scoreHIGH confidence

Score 5.3 from GitHub Security Advisory published 2026-09-08. a secondary CVSS source baseline 5.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
5.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.3Exploit: None knownExposed: 0

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

A vulnerability was identified in seakee CPA-Manager-Plus up to 1.11.10. This vulnerability affects the function CPAResource of the file apps/manager-server/internal/http/controller/proxy/handler.go of the component HTTP Handler. The manipulation leads to improper authorization. It is possible to initiate the attack remotely. Upgrading to version 1.11.11 is able to resolve this issue. The identifier of the patch is 842eec791377ddcbea5cd639bc065eaa4801d656. It is suggested to upgrade the affected component.

CVSS v3
5.3
EG Score
5.3(high)
EG Risk
39(Track)
EG Risk 39/100SSVC: 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
Severity53% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
32%
KEV
Not listed

Published

September 8, 2026

Last Modified

September 11, 2026

Advisory Details (5)

Auto-updated Sep 9, 2026
Patch available. Sources: github_commit, github_pr, github_release.
github_release Patch Available

v1.11.11

Patch available: seakee/CPA-Manager-Plus v1.11.11

https://github.com/seakee/CPA-Manager-Plus/releases/tag/v1.11.11
github_pr

fix(manager-server): prevent plugin resource auth elevation

Fix merged in seakee/CPA-Manager-Plus PR #463 on 2026-07-31 — awaiting tagged release

https://github.com/seakee/CPA-Manager-Plus/pull/463
generic

[Bug]: Authentication Bypass in CPA Plugin Resource Proxy (CPAResource) — Unauthenticated GET/HEAD to Plugin Resources · Issue #462 · seakee/CPA-Manager-Plus · GitHub

https://github.com/seakee/CPA-Manager-Plus/issues/462
github_commit

commit 842eec791377 (seakee/CPA-Manager-Plus)

Fix landed in seakee/CPA-Manager-Plus commit 842eec791377 — awaiting tagged release

https://github.com/seakee/CPA-Manager-Plus/commit/842eec791377ddcbea5cd639bc065eaa4801d656
generic

GitHub - seakee/CPA-Manager-Plus: A self-hosted CPA / CLIProxyAPI management panel and AI gateway observability dashboard for requests, usage, cost, quota, failures, and account health. · GitHub

https://github.com/seakee/CPA-Manager-Plus/

Vendor Advisories for CVE-2026-86804(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 19× in last 7d / 34× 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. 2026-09-19 19:40 UTCEG score recompute
  2. 2026-09-19 19:40 UTCGHSA enrichment
  3. 2026-09-18 20:00 UTCEG score recompute
  4. 2026-09-18 20:00 UTCGHSA enrichment
  5. 2026-09-18 19:28 UTCEPSS rescore
  6. 2026-09-17 20:18 UTCEG score recompute
  7. 2026-09-17 20:18 UTCGHSA enrichment
  8. 2026-09-17 19:32 UTCEPSS rescore
  9. 2026-09-16 19:59 UTCEG score recompute
  10. 2026-09-16 19:59 UTCGHSA enrichment
  11. 2026-09-16 14:09 UTCEPSS rescore
  12. 2026-09-16 05:15 UTCEPSS rescore
  13. 2026-09-15 20:09 UTCEG score recompute
  14. 2026-09-15 20:09 UTCGHSA enrichment
  15. 2026-09-15 03:12 UTCEPSS rescore
  16. 2026-09-15 03:12 UTCEPSS rescore
  17. 2026-09-14 20:28 UTCGHSA enrichment
  18. 2026-09-13 20:43 UTCEG score recompute
  19. 2026-09-13 20:43 UTCGHSA enrichment
  20. 2026-09-12 21:03 UTCEG score recompute
  21. 2026-09-12 21:03 UTCGHSA enrichment
  22. 2026-09-11 21:23 UTCEG score recompute
  23. 2026-09-11 21:23 UTCGHSA enrichment
  24. 2026-09-11 21:14 UTCEG score recompute
  25. 2026-09-11 21:14 UTCGHSA enrichment
Show 9 more
  1. 2026-09-11 14:53 UTCEPSS rescore
  2. 2026-09-11 14:53 UTCEPSS rescore
  3. 2026-09-10 22:45 UTCEG score recompute
  4. 2026-09-10 22:45 UTCGHSA enrichment
  5. 2026-09-09 23:05 UTCEG score recompute
  6. 2026-09-09 23:05 UTCGHSA enrichment
  7. 2026-09-08 19:32 UTCEG score recompute
  8. 2026-09-08 19:05 UTCEG score recompute
  9. 2026-09-08 19:04 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-86804?
CVE-2026-86804 is a medium vulnerability published on September 8, 2026. A vulnerability was identified in seakee CPA-Manager-Plus up to 1.11.10. This vulnerability affects the function CPAResource of the file apps/manager-server/internal/http/controller/proxy/handler.go of the component HTTP Handler. The manipulation leads to improper authorization. It is possible to…
When was CVE-2026-86804 disclosed?
CVE-2026-86804 was first published in the National Vulnerability Database on September 8, 2026, with the most recent update on September 11, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-86804 actively exploited?
CVE-2026-86804 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 68.1% of all scored CVEs.
What is the CVSS score of CVE-2026-86804?
CVE-2026-86804 has a CVSS v3 base score of 5.3 (NVD).
How do I remediate CVE-2026-86804?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-86804, 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-2026-86804

Explore →

Is Your Infrastructure Affected by CVE-2026-86804?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs