CVE-2010-1401

highpriority · track · 40EPSS 0.087 · 95 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

8.73% (95th) EPSS

CVSS 9.3 · high

Is it mine?

9 products

Check your exposure

Who says so?

2 sources

enisa_euvd · nvd

EPSS · scored 2026-10-27

Use-after-free vulnerability in the Cascading Style Sheets (CSS) implementation in WebKit in Apple Safari before 5.0 on Mac OS X 10.5 through 10.6 and Windows, and before 4.1 on Mac OS X 10.4, allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via vectors involving the :first-letter pseudo-element.

cvss

Technical severity, 0–10. One row per scoring source.

9.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.09.3highAV:N/AC:M/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 8.6 · impact 10

v2.07.9highAV:N/AC:M/Au:N/C:C/I:C/A:C/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-399USprimary

affected products (9)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
apple safari≤ 4.0.5nvdUScpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
apple safari= 4.0nvdUScpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
apple safari= 4.0.0bnvdUScpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
apple safari= 4.0.1nvdUScpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
apple safari= 4.0.2nvdUScpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
apple safari= 4.0.3nvdUScpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
apple safari= 4.0.4nvdUScpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
apple webkitall versionsnvdUScpe:2.3:a:apple:webkit:*:*:*:*:*:*:*:*

also known as (2)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

enisa_euvd nvd NVD CVE.org MITRE

published 2010-06-11modified 2026-06-16

related (3,726)

Related entries.

ID	severity	EPSS	exploitable	published
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CVE-2018-0156US	high7.5OT critical	9.36% (95th)	KEV	2018-03-28
A vulnerability in the Smart Install feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to trigger a reload of an affected devi…
CVE-2018-0154US	high7.5OT critical	7.07% (94th)	KEV	2018-03-28
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+3721 more

references (46)

External citations — patches, advisories, analysis.

scry

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