CVE-2010-1986
Mozilla Firefox 3.6.3 on Windows XP SP3 allows remote attackers to cause a denial of service (memory consumption and application crash) via JavaScript code that creates multiple arrays containing elements with long string values, and then appends long strings to the content of a P element, related to the gfxWindowsFontGroup::MakeTextRun function in xul.dll, a different vulnerability than CVE-2009-1571.
Key facts
- CVSS score
- 5.0 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P- Weakness (CWE)
- CWE-399
- EPSS score
- 1.6% (75th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2010-2005)
- Published
- May 20, 2010
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2010-2005 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- microsoft / windows xp
- mozilla / firefox
References
- http://www.exploit-db.com/exploits/12678
- http://www.osvdb.org/64791
- http://www.securityfocus.com/archive/1/511329/100/0/threaded
- http://www.x90c.org/advisories/firefox_3.6.3_crash_advisory.txt(Exploit)
- https://exchange.xforce.ibmcloud.com/vulnerabilities/58761
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12433
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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