CVE-2021-28411

CRITICALNVD 9.89.8—Elevated

9.8

An issue was discovered in getRememberedSerializedIdentity function in CookieRememberMeManager class in lerry903 RuoYi version 3.4.0, allows remote attackers to escalate privileges.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 60.0%
KEV: Not listed

Published

August 11, 2023

Last Modified

November 21, 2024

References (2)

cve@mitrehttps://github.com/lerry903/RuoYi/issues/20
af854a3a-2127-422b-91ae-364da2661108https://github.com/lerry903/RuoYi/issues/20

Weakness Classification(1)

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

CWE-269Improper Privilege Management

Data Freshness Timeline

(refreshed 14× 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.

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Frequently asked(5)

What is CVE-2021-28411?

CVE-2021-28411 is a critical vulnerability published on August 11, 2023. An issue was discovered in getRememberedSerializedIdentity function in CookieRememberMeManager class in lerry903 RuoYi version 3.4.0, allows remote attackers to escalate privileges.

When was CVE-2021-28411 disclosed?

CVE-2021-28411 was first published in the National Vulnerability Database on August 11, 2023, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2021-28411 actively exploited?

CVE-2021-28411 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 60.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-28411?

CVE-2021-28411 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2021-28411?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-28411, 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-2021-28411

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2021-28411?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)