VIR Vulnerability Intelligence Relay

CVE-2011-0221

critical
Published 2011-07-21 · Modified 2026-04-29
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CVSS v3
—
CVSS v4 NEW
—
not yet in upstream
VIR risk
9.3

Description

WebKit, as used in Apple Safari before 5.0.6, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site, a different vulnerability than other WebKit CVEs listed in APPLE-SA-2011-07-20-1.

Predictions

Exploit likelihood
20%
Patch ETA
—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact
macos macOS Fixed 4 releases
VersionStatusFixed in
10.7.0 Not affected —
10.6.9 Not affected —
10.6.8 Not affected —
10.5.8 Not affected —
windows Windows Fixed 1 release
VersionStatusFixed in
— Not affected —

Application impact
VendorProductVersionsFixed
macos applesafari{"endIncluding":"5.0.5"}
macos applesafari1.0
macos applesafari1.0.0
macos applesafari1.0.0b1
macos applesafari1.0.0b2
macos applesafari1.0.1
macos applesafari1.0.2
macos applesafari1.0.3
macos applesafari1.1
macos applesafari1.1.0
macos applesafari1.1.1
macos applesafari1.2
macos applesafari1.2.0
macos applesafari1.2.1
macos applesafari1.2.2
macos applesafari1.2.3
macos applesafari1.2.4
macos applesafari1.2.5
macos applesafari1.3
macos applesafari1.3.0
macos applesafari1.3.1
macos applesafari1.3.2
macos applesafari2
macos applesafari2.0
macos applesafari2.0.0
macos applesafari2.0.1
macos applesafari2.0.2
macos applesafari2.0.3
macos applesafari2.0.4
macos applesafari3
macos applesafari3.0
macos applesafari3.0.0
macos applesafari3.0.0b
macos applesafari3.0.1
macos applesafari3.0.1b
macos applesafari3.0.2
macos applesafari3.0.2b
macos applesafari3.0.3
macos applesafari3.0.3b
macos applesafari3.0.4
macos applesafari3.0.4b
macos applesafari3.1.0
macos applesafari3.1.0b
macos applesafari3.1.1
macos applesafari3.1.2
macos applesafari3.2.0
macos applesafari3.2.1
macos applesafari3.2.2
macos applesafari4.1
macos applesafari4.1.1
macos applesafari4.1.2
macos applesafari5.0
macos applesafari5.0.1
macos applesafari5.0.2
macos applesafari5.0.3
macos applesafari5.0.4
macos applewebkit

References

CWEs

CWE-119

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.