CVE-2019-3579

MEDIUMNVD 5.35.3—

5.3

MyBB 1.8.19 allows remote attackers to obtain sensitive information because it discloses the username upon receiving a password-reset request that lacks the code parameter.

CVSS v3: 5.3
EG Score: 5.3(medium)
EPSS: 49.2%
KEV: Not listed

Published

June 6, 2019

Last Modified

June 30, 2025

References (4)

cve@mitrehttps://blog.mybb.com/
cve@mitrehttps://blog.mybb.com/2019/02/27/mybb-1-8-20-released-security-maintenance-release/
af854a3a-2127-422b-91ae-364da2661108https://blog.mybb.com/
af854a3a-2127-422b-91ae-364da2661108https://blog.mybb.com/2019/02/27/mybb-1-8-20-released-security-maintenance-release/

Weakness Classification(1)

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

CWE-200Exposure of Sensitive Information to an Unauthorized Actor

Data Freshness Timeline

(refreshed 12× 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.

2026-06-07 15:23 UTCepss_batch
2026-06-07 15:23 UTCepss_batch
2026-06-06 13:45 UTCepss_batch
2026-06-06 13:45 UTCepss_batch
2026-06-05 22:45 UTCepss_batch
2026-06-05 06:08 UTCepss_batch
2026-06-04 13:10 UTCepss_batch
2026-06-04 13:10 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 18:41 UTCEG score recompute

Frequently asked(5)

What is CVE-2019-3579?

CVE-2019-3579 is a medium vulnerability published on June 6, 2019. MyBB 1.8.19 allows remote attackers to obtain sensitive information because it discloses the username upon receiving a password-reset request that lacks the code parameter.

When was CVE-2019-3579 disclosed?

CVE-2019-3579 was first published in the National Vulnerability Database on June 6, 2019, with the most recent update on June 30, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2019-3579 actively exploited?

CVE-2019-3579 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 49.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2019-3579?

CVE-2019-3579 has a CVSS v3 base score of 5.3 (NVD).

How do I remediate CVE-2019-3579?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-3579, 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-2019-3579

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2019-3579?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (4)

Frequently asked(5)

Related CVEs(same CWE)