How severe is CVE-2005-3750?

CVE-2005-3750 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2005-3750 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2005-3750?

CVE-2005-3750 affects Opera Opera Browser. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2005-3750?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2005-3750 published?

CVE-2005-3750 was published on 2005-11-22 and last updated on 2026-06-16.

CVE-2005-3750

CVE-2005-3750 is a high-severity vulnerability in Opera Opera Browser with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-74.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 6% (93rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-74
Affected product: Opera Opera Browser
Published: 2005-11-22
Last modified: 2026-06-16

Description

Opera before 8.51 on Linux and Unix systems allows remote attackers to execute arbitrary code via shell metacharacters (backticks) in a URL that another product provides in a command line argument when launching Opera.

Frequently asked questions

What is CVE-2005-3750?: Opera before 8.51 on Linux and Unix systems allows remote attackers to execute arbitrary code via shell metacharacters (backticks) in a URL that another product provides in a command line argument when launching Opera.
How severe is CVE-2005-3750?: CVE-2005-3750 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2005-3750 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-3750?: CVE-2005-3750 affects Opera Opera Browser. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2005-3750?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2005-3750 published?: CVE-2005-3750 was published on 2005-11-22 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:opera:opera_browser:*:*:*:*:*:*:*:*

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