CVE-2023-32214

HIGHNVD 7.57.5—

7.5

Protocol handlers ms-cxh and ms-cxh-full could have been leveraged to trigger a denial of service. *Note: This attack only affects Windows. Other operating systems are not affected.* This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.

CVSS v3: 7.5
EG Score: 7.5(medium)
EPSS: 55.5%
KEV: Not listed

Published

June 19, 2023

Last Modified

November 21, 2024

References (12)

security@mozillahttps://bugzilla.mozilla.org/show_bug.cgi?id=1828716
security@mozillahttps://security.gentoo.org/glsa/202312-03
security@mozillahttps://security.gentoo.org/glsa/202401-10
security@mozillahttps://www.mozilla.org/security/advisories/mfsa2023-16/
security@mozillahttps://www.mozilla.org/security/advisories/mfsa2023-17/
security@mozillahttps://www.mozilla.org/security/advisories/mfsa2023-18/
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.mozilla.org/show_bug.cgi?id=1828716
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/202312-03
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/202401-10
af854a3a-2127-422b-91ae-364da2661108https://www.mozilla.org/security/advisories/mfsa2023-16/
af854a3a-2127-422b-91ae-364da2661108https://www.mozilla.org/security/advisories/mfsa2023-17/
af854a3a-2127-422b-91ae-364da2661108https://www.mozilla.org/security/advisories/mfsa2023-18/

Data Freshness Timeline

(refreshed 14× in last 7d / 58× 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.

2026-06-23 21:31 UTCEPSS rescore
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2026-06-22 14:24 UTCEPSS rescore
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2026-06-21 14:55 UTCEPSS rescore
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2026-06-19 19:24 UTCEPSS rescore
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2026-06-15 17:47 UTCEPSS rescore
2026-06-14 23:16 UTCEPSS rescore
2026-06-13 22:59 UTCEPSS rescore
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2026-06-12 23:10 UTCEPSS rescore
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2026-06-11 13:59 UTCEPSS rescore
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2026-06-10 22:17 UTCEPSS rescore

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2026-06-10 13:21 UTCEPSS rescore
2026-06-08 14:16 UTCEPSS rescore
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2026-06-07 15:23 UTCEPSS rescore
2026-06-07 15:23 UTCEPSS rescore
2026-06-06 13:46 UTCEPSS rescore
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2026-06-05 22:46 UTCEPSS rescore
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2026-06-05 06:09 UTCEPSS rescore
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2026-06-04 13:11 UTCEPSS rescore
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2026-06-02 20:12 UTCEPSS rescore
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2026-06-01 13:51 UTCEPSS rescore
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2026-05-31 22:30 UTCEPSS rescore
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2026-05-31 00:15 UTCEPSS rescore
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2026-05-29 13:43 UTCEPSS rescore
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2026-05-27 13:39 UTCEPSS rescore
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2026-05-26 13:43 UTCEPSS rescore
2026-05-26 13:43 UTCEPSS rescore
2026-05-26 07:18 UTCEPSS rescore
2026-05-26 07:18 UTCEPSS rescore
2026-05-26 07:17 UTCEPSS rescore
2026-05-24 23:13 UTCEG score recompute
2026-05-24 23:13 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2023-32214?

CVE-2023-32214 is a high vulnerability published on June 19, 2023. Protocol handlers ms-cxh and ms-cxh-full could have been leveraged to trigger a denial of service. Note: This attack only affects Windows. Other operating systems are not affected. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.

When was CVE-2023-32214 disclosed?

CVE-2023-32214 was first published in the National Vulnerability Database on June 19, 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-2023-32214 actively exploited?

CVE-2023-32214 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 55.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-32214?

CVE-2023-32214 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2023-32214?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-32214, 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.

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CVE-2023-32214

📅 Published

🔄 Last Modified

🔗 References (12)