CVE-2006-1834

CVE-2006-1834 is a medium-severity vulnerability in Opera Opera Browser with a CVSS 2.0 base score of 5.1. Its EPSS exploit-prediction score of 12% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-189.

Key facts

Description

Integer signedness error in Opera before 8.54 allows remote attackers to execute arbitrary code via long values in a stylesheet attribute, which pass a length check. NOTE: a sign extension problem makes the attack easier with shorter strings.

Frequently asked questions

What is CVE-2006-1834?
Integer signedness error in Opera before 8.54 allows remote attackers to execute arbitrary code via long values in a stylesheet attribute, which pass a length check. NOTE: a sign extension problem makes the attack easier with shorter strings.
How severe is CVE-2006-1834?
CVE-2006-1834 has a CVSS 2.0 base score of 5.1, rated medium severity.
Is CVE-2006-1834 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 12% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-1834?
CVE-2006-1834 primarily affects Opera Opera Browser. In total, 88 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-1834?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-1834 published?
CVE-2006-1834 was published on 2006-04-19 and last updated on 2026-06-16.

References

Affected products (88)

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