CVE-2026-15320

MEDIUMPre-NVD 5.45.4—
EchelonGraph scoreHIGH confidence

Score 5.4 from GitHub Security Advisory (severity: LOW) published 2026-07-10. a secondary CVSS source baseline 5.4; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
5.4EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.4Exploit: Elevated riskExposed: 0

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

A vulnerability was detected in Sipeed PicoClaw up to 0.2.9. This vulnerability affects the function rt.ReloadConfig of the file pkg/channels/pico/pico.go. Performing a manipulation of the argument message.send results in missing authorization. It is possible to initiate the attack remotely. The exploit is now public and may be used. The reported GitHub issue was closed automatically due to inactivity.

CVSS v3
5.4
EG Score
5.4(high)
EG Risk
40(Track)
EG Risk 40/100SSVC: 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
Severity54% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
15%
KEV
Not listed

Published

July 10, 2026

Last Modified

July 10, 2026

Advisory Details (2)

Auto-updated Jul 10, 2026
No patch confirmed yet.
generic

[Security] Authenticated Pico WebSocket clients can trigger unauthorized gateway configuration reload via `/reload` · Issue #3071 · sipeed/picoclaw · GitHub

https://github.com/sipeed/picoclaw/issues/3071
generic

GitHub - sipeed/picoclaw: Tiny, Fast, and Deployable anywhere — automate the mundane, unleash your creativity · GitHub

https://github.com/sipeed/picoclaw/

Vendor Advisories for CVE-2026-15320(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 18× in last 7d / 44× 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. 2026-07-30 04:53 UTCEG score recompute
  2. 2026-07-30 04:53 UTCGHSA enrichment
  3. 2026-07-30 01:30 UTCEPSS rescore
  4. 2026-07-29 06:43 UTCEG score recompute
  5. 2026-07-29 06:43 UTCGHSA enrichment
  6. 2026-07-28 15:36 UTCEPSS rescore
  7. 2026-07-28 08:33 UTCEG score recompute
  8. 2026-07-28 08:33 UTCGHSA enrichment
  9. 2026-07-27 14:13 UTCEPSS rescore
  10. 2026-07-27 10:23 UTCEG score recompute
  11. 2026-07-27 10:23 UTCGHSA enrichment
  12. 2026-07-26 14:54 UTCEPSS rescore
  13. 2026-07-26 14:54 UTCEPSS rescore
  14. 2026-07-26 12:14 UTCEG score recompute
  15. 2026-07-26 12:14 UTCGHSA enrichment
  16. 2026-07-25 14:17 UTCEPSS rescore
  17. 2026-07-24 14:17 UTCEPSS rescore
  18. 2026-07-23 14:18 UTCEPSS rescore
  19. 2026-07-23 03:05 UTCEG score recompute
  20. 2026-07-22 14:08 UTCEPSS rescore
  21. 2026-07-21 15:24 UTCEPSS rescore
  22. 2026-07-20 17:08 UTCEPSS rescore
  23. 2026-07-19 14:30 UTCEPSS rescore
  24. 2026-07-19 02:28 UTCEPSS rescore
  25. 2026-07-18 10:04 UTCEPSS rescore
Show 19 more
  1. 2026-07-16 17:02 UTCEPSS rescore
  2. 2026-07-16 13:34 UTCGHSA enrichment
  3. 2026-07-15 16:57 UTCEPSS rescore
  4. 2026-07-15 15:26 UTCGHSA enrichment
  5. 2026-07-15 02:00 UTCEPSS rescore
  6. 2026-07-14 17:17 UTCGHSA enrichment
  7. 2026-07-13 22:30 UTCEPSS rescore
  8. 2026-07-13 19:08 UTCGHSA enrichment
  9. 2026-07-13 06:12 UTCEPSS rescore
  10. 2026-07-12 21:00 UTCGHSA enrichment
  11. 2026-07-12 05:46 UTCEPSS rescore
  12. 2026-07-11 22:50 UTCGHSA enrichment
  13. 2026-07-11 08:27 UTCEPSS rescore
  14. 2026-07-11 00:42 UTCGHSA enrichment
  15. 2026-07-10 16:18 UTCNVD updateCVSS v4 → 2.1
  16. 2026-07-10 15:37 UTCMITRE cvelistV5CVSS v4 → 5.3
  17. 2026-07-10 04:54 UTCNVD updateCVSS v4 → 2.1
  18. 2026-07-10 02:33 UTCEG score recompute
  19. 2026-07-10 02:30 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-15320?
CVE-2026-15320 is a medium vulnerability published on July 10, 2026. A vulnerability was detected in Sipeed PicoClaw up to 0.2.9. This vulnerability affects the function rt.ReloadConfig of the file pkg/channels/pico/pico.go. Performing a manipulation of the argument message.send results in missing authorization. It is possible to initiate the attack remotely. The…
When was CVE-2026-15320 disclosed?
CVE-2026-15320 was first published in the National Vulnerability Database on July 10, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-15320 actively exploited?
CVE-2026-15320 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 85.5% of all scored CVEs.
What is the CVSS score of CVE-2026-15320?
CVE-2026-15320 has a CVSS v3 base score of 5.4 (NVD).
How do I remediate CVE-2026-15320?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-15320, 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-2026-15320

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