HIGH SEVERITY

CVE-2010-0049

Safari vulnerability

CVSS
9.3
EPSS
10.9%
EPSS pct
95th
Exploited
No known
Use-after-free vulnerability in WebKit in Apple Safari before 4.0.5 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via HTML elements with right-to-left (RTL) text directionality.
Affected vendor
Apple
Affected product
Safari
CVSS vector
AV:N/AC:M/Au:N/C:C/I:C/A:C
Weakness type (CWE)
Published
2010-03-15

Risk analysis

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

Its EPSS score of 10.9% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 95% of all scored CVEs.

Check your external exposure to CVE-2010-0049

  • Confirm whether Apple Safari is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2010-0049.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2010-0049

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2010-0049 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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