THREATPORT/VULNERABILITY/CVE-2004-1491
MEDIUM SEVERITY

CVE-2004-1491

Opera Browser vulnerability

CVSS
5.0
EPSS
12.6%
EPSS pct
96th
Exploited
No known
Opera 7.54 and earlier uses kfmclient exec to handle unknown MIME types, which allows remote attackers to execute arbitrary code via a shortcut or launcher that contains an Exec entry.
Affected vendor
Opera
Affected product
Opera Browser
CVSS vector
AV:N/AC:L/Au:N/C:N/I:P/A:N
Published
2004-12-31

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to partial impact to integrity.

Its EPSS score of 12.6% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 96% of all scored CVEs.

Check your external exposure to CVE-2004-1491

  • Confirm whether Opera Opera Browser is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2004-1491.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2004-1491

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2004-1491 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

Run a free external exposure scan

Are you exposed to CVE-2004-1491?

Run an instant, non-intrusive external scan to check your attack surface for CVE-2004-1491.

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