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CVE-2010-1987

17
FAUCET Score

CVE-2010-1987 describes a denial-of-service vulnerability affecting Mozilla Firefox 3.6.3 on Windows XP SP3. Remote attackers can trigger a crash and memory consumption by crafting malicious JavaScript that manipulates long strings within a P element, specifically impacting USP10.dll and xul.dll. This vulnerability has a CVSS score of 5.0, indicating a medium severity with a low attack complexity and no authentication required, leading to a partial availability impact. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
3.6.3CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:3.6.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

AV:N/AC:L/Au:N/C:N/I:N/A:P

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.52%
Probability of exploitation in next 30 days
EPSS Percentile
71.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0152 is in the 55th percentile among its peer group of 23,705 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

osvdb.org / 64790
exchange.xforce.ibmcloud.com / vulnerabilities/58762
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12013
exploit-db.com / exploits/12678
securityfocus.com / archive/1/511329/100/0/threaded
x90c.org / advisories/firefox_3.6.3_crash_advisory.txt
Exploit