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CVE-2012-3561

CRITICAL
10.0
CVSS Severity Score
EPSS Score0.1190%
EPSS Percentile34.99th
PublishedJun 14, 2012
Last ModifiedApr 29, 2026

Vulnerability Description

Opera before 11.64 does not properly allocate memory for URL strings, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted string.

Affected Platforms (CPE)

📦
Opera

Opera Browser

<= 11.62
📦
Opera

Opera Browser

= 5.0
📦
Opera

Opera Browser

= 5.0
📦
Opera

Opera Browser

= 5.0
📦
Opera

Opera Browser

= 5.0
📦
Opera

Opera Browser

= 5.0
📦
Opera

Opera Browser

= 5.0
📦
Opera

Opera Browser

= 5.0
📦
Opera

Opera Browser

= 5.0
📦
Opera

Opera Browser

= 5.02
📦
Opera

Opera Browser

= 5.10
📦
Opera

Opera Browser

= 5.11
📦
Opera

Opera Browser

= 5.12
📦
Opera

Opera Browser

= 6.0
📦
Opera

Opera Browser

= 6.0
📦
Opera

Opera Browser

= 6.0
📦
Opera

Opera Browser

= 6.0
📦
Opera

Opera Browser

= 6.0
📦
Opera

Opera Browser

= 6.0
📦
Opera

Opera Browser

= 6.0
📦
Opera

Opera Browser

= 6.1
📦
Opera

Opera Browser

= 6.01
📦
Opera

Opera Browser

= 6.1
📦
Opera

Opera Browser

= 6.02
📦
Opera

Opera Browser

= 6.03
📦
Opera

Opera Browser

= 6.04
📦
Opera

Opera Browser

= 6.05
📦
Opera

Opera Browser

= 6.06
📦
Opera

Opera Browser

= 6.11
📦
Opera

Opera Browser

= 6.12
📦
Opera

Opera Browser

= 7.0
📦
Opera

Opera Browser

= 7.0
📦
Opera

Opera Browser

= 7.0
📦
Opera

Opera Browser

= 7.0
📦
Opera

Opera Browser

= 7.01
📦
Opera

Opera Browser

= 7.02
📦
Opera

Opera Browser

= 7.03
📦
Opera

Opera Browser

= 7.10
📦
Opera

Opera Browser

= 7.10
📦
Opera

Opera Browser

= 7.11
📦
Opera

Opera Browser

= 7.11
📦
Opera

Opera Browser

= 7.20
📦
Opera

Opera Browser

= 7.20
📦
Opera

Opera Browser

= 7.21
📦
Opera

Opera Browser

= 7.22
📦
Opera

Opera Browser

= 7.23
📦
Opera

Opera Browser

= 7.50
📦
Opera

Opera Browser

= 7.50
📦
Opera

Opera Browser

= 7.51
📦
Opera

Opera Browser

= 7.52
📦
Opera

Opera Browser

= 7.53
📦
Opera

Opera Browser

= 7.54
📦
Opera

Opera Browser

= 7.54
📦
Opera

Opera Browser

= 7.54
📦
Opera

Opera Browser

= 8.0
📦
Opera

Opera Browser

= 8.0
📦
Opera

Opera Browser

= 8.0
📦
Opera

Opera Browser

= 8.0
📦
Opera

Opera Browser

= 8.01
📦
Opera

Opera Browser

= 8.02
📦
Opera

Opera Browser

= 8.50
📦
Opera

Opera Browser

= 8.51
📦
Opera

Opera Browser

= 8.52
📦
Opera

Opera Browser

= 8.53
📦
Opera

Opera Browser

= 8.54
📦
Opera

Opera Browser

= 9.0
📦
Opera

Opera Browser

= 9.0
📦
Opera

Opera Browser

= 9.0
📦
Opera

Opera Browser

= 9.01
📦
Opera

Opera Browser

= 9.02
📦
Opera

Opera Browser

= 9.10
📦
Opera

Opera Browser

= 9.20
📦
Opera

Opera Browser

= 9.20
📦
Opera

Opera Browser

= 9.21
📦
Opera

Opera Browser

= 9.22
📦
Opera

Opera Browser

= 9.23
📦
Opera

Opera Browser

= 9.24
📦
Opera

Opera Browser

= 9.25
📦
Opera

Opera Browser

= 9.26
📦
Opera

Opera Browser

= 9.27
📦
Opera

Opera Browser

= 9.50
📦
Opera

Opera Browser

= 9.50
📦
Opera

Opera Browser

= 9.50
📦
Opera

Opera Browser

= 9.51
📦
Opera

Opera Browser

= 9.52
📦
Opera

Opera Browser

= 9.60
📦
Opera

Opera Browser

= 9.60
📦
Opera

Opera Browser

= 9.61
📦
Opera

Opera Browser

= 9.62
📦
Opera

Opera Browser

= 9.63
📦
Opera

Opera Browser

= 9.64
📦
Opera

Opera Browser

= 10.00
📦
Opera

Opera Browser

= 10.00
📦
Opera

Opera Browser

= 10.00
📦
Opera

Opera Browser

= 10.00
📦
Opera

Opera Browser

= 10.01
📦
Opera

Opera Browser

= 10.10
📦
Opera

Opera Browser

= 10.10
📦
Opera

Opera Browser

= 10.11
📦
Opera

Opera Browser

= 10.50
📦
Opera

Opera Browser

= 10.50
📦
Opera

Opera Browser

= 10.50
📦
Opera

Opera Browser

= 10.51
📦
Opera

Opera Browser

= 10.52
📦
Opera

Opera Browser

= 10.52
📦
Opera

Opera Browser

= 10.52
📦
Opera

Opera Browser

= 10.53
📦
Opera

Opera Browser

= 10.53
📦
Opera

Opera Browser

= 10.54
📦
Opera

Opera Browser

= 10.60
📦
Opera

Opera Browser

= 10.60
📦
Opera

Opera Browser

= 10.61
📦
Opera

Opera Browser

= 10.62
📦
Opera

Opera Browser

= 10.63
📦
Opera

Opera Browser

= 11.00
📦
Opera

Opera Browser

= 11.00
📦
Opera

Opera Browser

= 11.01
📦
Opera

Opera Browser

= 11.10
📦
Opera

Opera Browser

= 11.10
📦
Opera

Opera Browser

= 11.11
📦
Opera

Opera Browser

= 11.50
📦
Opera

Opera Browser

= 11.50
📦
Opera

Opera Browser

= 11.51
📦
Opera

Opera Browser

= 11.52
📦
Opera

Opera Browser

= 11.60
📦
Opera

Opera Browser

= 11.60
📦
Opera

Opera Browser

= 11.61

References & Advisories

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