Integer overflow in an array class in Mozilla Firefox 3.5.x before 3.5.11 and 3.6.x before 3.6.7, Thunderbird 3.0.x before 3.0.6 and 3.1.x before 3.1.1, and SeaMonkey before 2.0.6 allows remote attackers to execute arbitrary code by placing many Cascading Style Sheets (CSS) values in an array, related to references to external font resources and an inconsistency between 16-bit and 32-bit integers.
CVE-2010-2752
- No confirmed exploitation signals yet
A fix is available — apply it.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 95.0%
- KEV
- Not listed
Published
July 30, 2010
Last Modified
April 29, 2026
References (12)
- cve@mitrehttp://www.mozilla.org/security/announce/2010/mfsa2010-39.html
- cve@mitrehttp://www.securityfocus.com/archive/1/512514
- cve@mitrehttp://www.securityfocus.com/bid/41852
- cve@mitrehttp://www.zerodayinitiative.com/advisories/ZDI-10-133/
- cve@mitrehttps://bugzilla.mozilla.org/show_bug.cgi?id=574059
- cve@mitrehttps://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11680
- af854a3a-2127-422b-91ae-364da2661108http://www.mozilla.org/security/announce/2010/mfsa2010-39.html
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/archive/1/512514
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/41852
- af854a3a-2127-422b-91ae-364da2661108http://www.zerodayinitiative.com/advisories/ZDI-10-133/
- af854a3a-2127-422b-91ae-364da2661108https://bugzilla.mozilla.org/show_bug.cgi?id=574059
- af854a3a-2127-422b-91ae-364da2661108https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11680
Vendor Advisories for CVE-2010-2752(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Patch Availability(4)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | xulrunner-1.9.2 (1.9.2.7+build2+nobinonly-0ubuntu0.10.04.1) @ lucid | 2026-05-29 | ubuntu |
| ubuntu | xulrunner-1.9.2 (1.9.2.7+build2+nobinonly-0ubuntu0.9.10.2) @ karmic | 2026-05-29 | ubuntu |
| ubuntu | thunderbird (3.0.6+build2+nobinonly-0ubuntu0.10.04.1) @ lucid | 2026-05-29 | ubuntu |
| redhat | xulrunner-0:1.9.2.7-2.el5 | 2010-07-21 | 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.
Additional Vendor Advisories
(3)
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 8× in last 7d / 30× 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.
- 2026-07-22 21:45 UTCEG score recompute
- 2026-07-22 14:03 UTCEPSS rescore
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- 2026-06-25 13:46 UTCEPSS rescore
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- 2026-05-31 00:13 UTCEPSS rescore
- 2026-05-29 13:40 UTCEPSS rescore
- 2026-05-29 10:47 UTCEG score recompute
- 2026-05-29 10:47 UTCVendor advisory
- 2026-05-29 10:47 UTCGHSA enrichment
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-27 13:38 UTCEPSS rescore
- 2026-05-27 13:38 UTCEPSS rescore
- 2026-05-26 13:41 UTCEPSS rescore
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- 2026-05-24 16:43 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
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- 2026-05-18 21:29 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
Publicly available exploits
(1 reference)Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Exploit-DBEDB-15104✓ verifiedFirst seen Sep 25, 2010
Mozilla Firefox CSS - font-face Remote Code Execution
Open source ↗
Related CVEs(same vendor)
Frequently asked(4)
What is CVE-2010-2752?
When was CVE-2010-2752 disclosed?
Is CVE-2010-2752 actively exploited?
How do I remediate CVE-2010-2752?
Dependency Blast Radius
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