CVE-2023-35885

CRITICALNVD 9.89.8—Weaponized

9.8

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

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 99.9%
KEV: Not listed

Published

June 20, 2023

Last Modified

December 9, 2024

References (6)

cve@mitrehttps://github.com/datackmy/FallingSkies-CVE-2023-35885
cve@mitrehttps://www.cloudpanel.io/docs/v2/changelog/
cve@mitrehttps://www.datack.my/fallingskies-cloudpanel-0-day/
af854a3a-2127-422b-91ae-364da2661108https://github.com/datackmy/FallingSkies-CVE-2023-35885
af854a3a-2127-422b-91ae-364da2661108https://www.cloudpanel.io/docs/v2/changelog/
af854a3a-2127-422b-91ae-364da2661108https://www.datack.my/fallingskies-cloudpanel-0-day/

Weakness Classification(1)

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

CWE-565Reliance on Cookies without Validation and Integrity Checking

Data Freshness Timeline

(refreshed 5× in last 7d / 8× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-24 16:52 UTCepss_batch
2026-05-23 09:48 UTCEG score recompute
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 99.9% 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2023-35885

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