CVE-2023-35885

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2023-06-20. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: ghsa, nvd
Weaponized
9.8
EchelonGraph verdictPatch this weekExploitation is likely or a public exploit exists.
  • High exploitation likelihood — EPSS 75%
CISA-KEV: Not listedEPSS: 75%CVSS: 9.8Exploit: NoneExposed: 0

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

CloudPanel 2 before 2.3.1 has insecure file-manager cookie authentication.

CVSS v3
9.8
EG Score
9.8(medium)
EPSS
99.5%
KEV
Not listed

Published

June 20, 2023

Last Modified

December 9, 2024

Advisory Details (2)

Auto-updated Jul 12, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic

Changelog | CloudPanel | Documentation

https://www.cloudpanel.io/docs/v2/changelog/
generic🟡 PoC Available

GitHub - datackmy/FallingSkies-CVE-2023-35885: Cloudpanel 0-day Exploit · GitHub

https://github.com/datackmy/FallingSkies-CVE-2023-35885

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 9× in last 7d / 32× 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. 2026-07-22 14:06 UTCEPSS rescore
  2. 2026-07-20 17:06 UTCEPSS rescore
  3. 2026-07-19 14:29 UTCEPSS rescore
  4. 2026-07-19 14:29 UTCEPSS rescore
  5. 2026-07-19 02:27 UTCEPSS rescore
  6. 2026-07-19 02:27 UTCEPSS rescore
  7. 2026-07-18 10:03 UTCEPSS rescore
  8. 2026-07-18 10:03 UTCEPSS rescore
  9. 2026-07-16 17:01 UTCEPSS rescore
  10. 2026-07-15 16:56 UTCEPSS rescore
  11. 2026-07-15 16:56 UTCEPSS rescore
  12. 2026-07-13 22:28 UTCEPSS rescore
  13. 2026-07-13 22:28 UTCEPSS rescore
  14. 2026-07-13 06:08 UTCOSV refresh
  15. 2026-07-12 05:45 UTCEPSS rescore
  16. 2026-07-09 19:08 UTCEPSS rescore
  17. 2026-07-09 19:08 UTCEPSS rescore
  18. 2026-07-08 15:13 UTCEPSS rescore
  19. 2026-07-05 02:29 UTCEPSS rescore
  20. 2026-07-02 16:59 UTCEPSS rescore
  21. 2026-07-01 15:04 UTCEPSS rescore
  22. 2026-06-28 14:06 UTCEPSS rescore
  23. 2026-06-28 14:06 UTCEPSS rescore
  24. 2026-06-28 04:55 UTCEPSS rescore
  25. 2026-06-28 04:55 UTCEPSS rescore
Show 27 more
  1. 2026-06-27 03:07 UTCEPSS rescore
  2. 2026-06-27 03:07 UTCEPSS rescore
  3. 2026-06-25 13:48 UTCEPSS rescore
  4. 2026-06-25 13:48 UTCEPSS rescore
  5. 2026-06-24 18:31 UTCOSV refresh
  6. 2026-06-23 21:31 UTCEPSS rescore
  7. 2026-06-23 21:31 UTCEPSS rescore
  8. 2026-06-21 14:55 UTCEPSS rescore
  9. 2026-06-21 14:55 UTCEPSS rescore
  10. 2026-06-21 01:58 UTCEPSS rescore
  11. 2026-06-21 01:58 UTCEPSS rescore
  12. 2026-06-18 17:51 UTCEPSS rescore
  13. 2026-06-18 17:51 UTCEPSS rescore
  14. 2026-06-17 17:51 UTCEPSS rescore
  15. 2026-06-17 17:51 UTCEPSS rescore
  16. 2026-06-16 17:51 UTCEPSS rescore
  17. 2026-06-16 17:51 UTCEPSS rescore
  18. 2026-06-15 17:47 UTCEPSS rescore
  19. 2026-06-07 19:46 UTCOSV refresh
  20. 2026-06-02 20:12 UTCEPSS rescore
  21. 2026-06-02 20:12 UTCEPSS rescore
  22. 2026-06-02 20:12 UTCEPSS rescore
  23. 2026-05-31 00:15 UTCEPSS rescore
  24. 2026-05-31 00:15 UTCEPSS rescore
  25. 2026-05-24 16:52 UTCEPSS rescore
  26. 2026-05-23 09:48 UTCEG score recompute
  27. 2026-05-23 09:48 UTCGHSA enrichment

Publicly available exploits

(3 references)

Working exploit code is in the public domain (2 GitHub PoCs). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • GitHub PoCChocapikk/CVE-2023-35885
    First seen Aug 28, 2023

    CloudPanel 2 Remote Code Execution Exploit

    Open source ↗
  • GitHub PoCdatackmy/FallingSkies-CVE-2023-35885
    First seen Jun 8, 2023

    Cloudpanel 0-day Exploit

    Open source ↗
  • Nucleihttp/cves/2023/CVE-2023-35885.yaml
    First seen Jan 1, 2023

    Cloudpanel 2 < 2.3.1 - Remote Code Execution

    Open source ↗

Frequently asked(5)

What is CVE-2023-35885?
CVE-2023-35885 is a critical vulnerability published on June 20, 2023. CloudPanel 2 before 2.3.1 has insecure file-manager cookie authentication.
When was CVE-2023-35885 disclosed?
CVE-2023-35885 was first published in the National Vulnerability Database on June 20, 2023, with the most recent update on December 9, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-35885 actively exploited?
CVE-2023-35885 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 99.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2023-35885?
CVE-2023-35885 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2023-35885?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-35885, 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

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