CVE-2021-46669

HIGHNVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2022-02-02. NVD baseline CVSS 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
7.5
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 2%CVSS: 7.5Exploit: NoneExposed: 0

A fix is available — apply it.

MariaDB through 10.5.9 allows attackers to trigger a convert_const_to_int use-after-free when the BIGINT data type is used.

CVSS v3
7.5
EG Score
7.5(medium)
EG Risk
39(Track)
EG Risk 39/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity75% × 45%
Exploitation2% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
82.3%
KEV
Not listed

Published

February 1, 2022

Last Modified

November 21, 2024

References (12)

Vendor Advisories for CVE-2021-46669(6)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(7)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntumariadb-test (1:10.6.11-0ubuntu0.22.10.1) @ kinetic2026-05-26ubuntu
redhatmariadb:10.5-8040020231006044227.522a0ee42023-11-08redhat
redhatmariadb:10.3-8060020220715055054.ad008a3a2022-09-13redhat
redhatrh-mariadb103-mariadb-3:10.3.35-1.el72022-09-01redhat
redhatmariadb-3:10.5.16-2.el9_02022-08-09redhat
redhatmariadb:10.5-8060020220614163302.ad008a3a2022-08-02redhat
redhatrh-mariadb105-mariadb-3:10.5.16-2.el72022-07-28redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

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

Additional Vendor Advisories

(2)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 13× in last 7d / 48× 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.

Showing the most recent 100 of 102 total refreshes for this CVE.

  1. 2026-07-23 02:06 UTCEG score recompute
  2. 2026-07-22 22:52 UTCEG score recompute
  3. 2026-07-22 14:06 UTCEPSS rescore
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  74. 2026-05-26 03:54 UTCEG score recompute
  75. 2026-05-26 03:54 UTCVendor advisory

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Frequently asked(5)

What is CVE-2021-46669?
CVE-2021-46669 is a high vulnerability published on February 1, 2022. MariaDB through 10.5.9 allows attackers to trigger a convertconstto_int use-after-free when the BIGINT data type is used.
When was CVE-2021-46669 disclosed?
CVE-2021-46669 was first published in the National Vulnerability Database on February 1, 2022, 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-2021-46669 actively exploited?
CVE-2021-46669 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 82.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2021-46669?
CVE-2021-46669 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2021-46669?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-46669, 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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