HOMEVULNERABILITIESCVE-2008-4293
CRITICAL

CVE-2008-4293

NVD-CWE-noinfoPublished: September 27, 2008· Updated: Jun 16, 2026

10.0
CVSS v3.1

Official Description

Unspecified vulnerability in Opera before 9.52 on Windows, when registered as a protocol handler, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unknown vectors in which Opera is launched by other applications.

NVD Source

Technical Analysis

CVE-2008-4293 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityC
IntegrityC
AvailabilityC
AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected Vendors & Products

Microsoft1 product(s)
windows
opera1 product(s)
opera
Source: NVD CPE · 60 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

All References (12)

Quick Facts

CVE IDCVE-2008-4293
CVSS Score10.0 / 10
SeverityCRITICAL
CISA KEVNo
Affected2 vendor(s)
PublishedSep 27, 2008

Related CVEs (NVD-CWE-noinfo)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2008-4293 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.