CVE-2024-7522

HIGHNVD 8.89.1▲

8.8

Editor code failed to check an attribute value. This could have led to an out-of-bounds read. This vulnerability affects Firefox < 129, Firefox ESR < 115.14, Firefox ESR < 128.1, Thunderbird < 128.1, and Thunderbird < 115.14.

CVSS v3: 8.8
EG Score: 9.1(medium)
EPSS: 44.0%
KEV: Not listed

Published

August 6, 2024

Last Modified

August 12, 2024

References (6)

security@mozillahttps://bugzilla.mozilla.org/show_bug.cgi?id=1906727
security@mozillahttps://www.mozilla.org/security/advisories/mfsa2024-33/
security@mozillahttps://www.mozilla.org/security/advisories/mfsa2024-34/
security@mozillahttps://www.mozilla.org/security/advisories/mfsa2024-35/
security@mozillahttps://www.mozilla.org/security/advisories/mfsa2024-37/
security@mozillahttps://www.mozilla.org/security/advisories/mfsa2024-38/

Patch Availability(19)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
ubuntu	firefox-mozsymbols (129.0.1+build1-0ubuntu0.20.04.1) @ focal	2026-05-23	ubuntu
ubuntu	xul-ext-lightning (1:115.15.0+build1-0ubuntu0.22.04.1) @ jammy	2026-05-23	ubuntu
redhat	thunderbird-0:115.14.0-1.el8_4	2024-08-19	redhat
redhat	thunderbird-0:115.14.0-1.el8_6	2024-08-19	redhat
redhat	firefox-0:115.14.0-2.el9_4	2024-08-15	redhat
redhat	thunderbird-0:115.14.0-1.el9_0	2024-08-14	redhat
redhat	firefox-0:115.14.0-2.el8_10	2024-08-14	redhat
redhat	thunderbird-0:115.14.0-1.el8_8	2024-08-14	redhat
redhat	thunderbird-0:115.14.0-1.el9_4	2024-08-14	redhat
redhat	thunderbird-0:115.14.0-1.el9_2	2024-08-14	redhat
redhat	thunderbird-0:115.14.0-1.el8_10	2024-08-14	redhat
redhat	thunderbird-0:115.14.0-1.el8_2	2024-08-14	redhat
redhat	firefox-0:115.14.0-2.el8_6	2024-08-13	redhat
redhat	firefox-0:115.14.0-2.el9_2	2024-08-13	redhat
redhat	firefox-0:115.14.0-2.el7_9	2024-08-13	redhat
redhat	firefox-0:115.14.0-2.el8_2	2024-08-13	redhat
redhat	firefox-0:115.14.0-2.el9_0	2024-08-13	redhat
redhat	firefox-0:115.14.0-2.el8_8	2024-08-13	redhat
redhat	firefox-0:115.14.0-2.el8_4	2024-08-13	redhat

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.

CWE-125Out-of-bounds Read

All Vendor Advisories

(19)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 11× in last 7d / 45× 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.

2026-06-15 17:48 UTCEPSS rescore
2026-06-15 17:48 UTCEPSS rescore
2026-06-14 23:17 UTCEPSS rescore
2026-06-13 22:59 UTCEPSS rescore
2026-06-12 23:11 UTCEPSS rescore
2026-06-12 23:11 UTCEPSS rescore
2026-06-11 13:59 UTCEPSS rescore
2026-06-10 22:18 UTCEPSS rescore
2026-06-10 22:18 UTCEPSS rescore
2026-06-10 13:21 UTCEPSS rescore
2026-06-10 13:21 UTCEPSS rescore
2026-06-08 14:16 UTCEPSS rescore
2026-06-08 14:16 UTCEPSS rescore
2026-06-08 01:28 UTCOSV refresh
2026-06-07 15:24 UTCEPSS rescore
2026-06-06 13:47 UTCEPSS rescore
2026-06-06 13:46 UTCEPSS rescore
2026-06-05 22:46 UTCEPSS rescore
2026-06-05 22:46 UTCEPSS rescore
2026-06-05 06:10 UTCEPSS rescore
2026-06-05 06:09 UTCEPSS rescore
2026-06-04 13:11 UTCEPSS rescore
2026-06-04 13:11 UTCEPSS rescore
2026-06-02 20:12 UTCEPSS rescore
2026-06-02 20:12 UTCEPSS rescore

Show 20 more

2026-06-01 13:51 UTCEPSS rescore
2026-06-01 13:51 UTCEPSS rescore
2026-05-31 22:30 UTCEPSS rescore
2026-05-31 22:30 UTCEPSS rescore
2026-05-31 00:16 UTCEPSS rescore
2026-05-31 00:16 UTCEPSS rescore
2026-05-29 13:43 UTCEPSS rescore
2026-05-28 13:44 UTCEPSS rescore
2026-05-28 13:44 UTCEPSS rescore
2026-05-28 13:44 UTCEPSS rescore
2026-05-27 13:40 UTCEPSS rescore
2026-05-27 13:40 UTCEPSS rescore
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 07:18 UTCEPSS rescore
2026-05-23 13:26 UTCEG score recompute
2026-05-23 13:26 UTCVendor advisory
2026-05-23 13:26 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2024-7522?

CVE-2024-7522 is a high vulnerability published on August 6, 2024. Editor code failed to check an attribute value. This could have led to an out-of-bounds read. This vulnerability affects Firefox < 129, Firefox ESR < 115.14, Firefox ESR < 128.1, Thunderbird < 128.1, and Thunderbird < 115.14.

When was CVE-2024-7522 disclosed?

CVE-2024-7522 was first published in the National Vulnerability Database on August 6, 2024, with the most recent update on August 12, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2024-7522 actively exploited?

CVE-2024-7522 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 44.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2024-7522?

CVE-2024-7522 has a CVSS v3 base score of 8.8 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.1.

How do I remediate CVE-2024-7522?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-7522, 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

Explore the affected products and dependency analysis for CVE-2024-7522

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CVE-2024-7522

Published

Last Modified

References (6)

Patch Availability(19)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2024-7522?

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Same CWE

CVE-2024-7522

📅 Published

🔄 Last Modified

🔗 References (6)

Patch Availability(19)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2024-7522?

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