CVE-2021-27700

HIGHNVD 7.67.6—

7.6

SOCIFI Socifi Guest wifi as SAAS wifi portal is affected by Insecure Permissions. Any authorized customer with partner mode can switch to another customer dashboard and perform actions like modify user, delete user, etc.

CVSS v3: 7.6
EG Score: 7.6(medium)
EPSS: 31.9%
KEV: Not listed

Published

November 12, 2024

Last Modified

April 15, 2026

References (1)

cve@mitrehttps://github.com/Mrnmap/mrnmap-cve/blob/main/CVE-2021-27700

Weakness Classification(1)

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

CWE-639Authorization Bypass Through User-Controlled Key (IDOR)

Data Freshness Timeline

(refreshed 11× in last 7d / 20× 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 20:11 UTCepss_batch
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Frequently asked(5)

What is CVE-2021-27700?

CVE-2021-27700 is a high vulnerability published on November 12, 2024. SOCIFI Socifi Guest wifi as SAAS wifi portal is affected by Insecure Permissions. Any authorized customer with partner mode can switch to another customer dashboard and perform actions like modify user, delete user, etc.

When was CVE-2021-27700 disclosed?

CVE-2021-27700 was first published in the National Vulnerability Database on November 12, 2024, with the most recent update on April 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2021-27700 actively exploited?

CVE-2021-27700 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 31.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-27700?

CVE-2021-27700 has a CVSS v3 base score of 7.6 (NVD).

How do I remediate CVE-2021-27700?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-27700, 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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CVE-2021-27700

📅 Published

🔄 Last Modified

🔗 References (1)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2021-27700?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (1)

Frequently asked(5)

Related CVEs(same CWE)