CVE-2014-8600: Multiple cross-site scripting (XSS) vulnerabilities in KDE-Runtime 4.14.3 and earlier, kwebkitpart 1.3.4 and e

Q: How do I fix CVE-2014-8600?

kwebkitpart: upgrade to newer than 1.3.3; kde-runtime: upgrade to newer than 4.14.2; kio-extras: upgrade to newer than 5.1.1. Exact commands for each OS are on this page.

Q: Is CVE-2014-8600 being exploited?

CVE-2014-8600 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2014-8600 affect?

CVE-2014-8600 affects kwebkitpart, kde-runtime, kio-extras. Severity is medium (CVSS 4.3). Multiple cross-site scripting (XSS) vulnerabilities in KDE-Runtime 4.14.3 and earlier, kwebkitpart 1.3.4 and earlier, and kio-extras 5.1.1 and earlier allow remote attackers to inject arbitrary web script or HTML via a crafted URI using the

Q: How urgent is CVE-2014-8600?

Priority 40/100. Public exploit reference

This month

MEDIUM 4.3UPGRADEUPGRADEUPGRADE

CVE-2014-8600 is a medium-severity flaw (CVSS 4.3) affecting kwebkitpart, kde-runtime, kio-extras. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple cross-site scripting (XSS) vulnerabilities in KDE-Runtime 4.14.3 and earlier, kwebkitpart 1.3.4 and earlier, and kio-extras 5.1.1 and earlier allow remote attackers to inject arbitrary web script or HTML via a crafted URI using the (1) zip, (2) trash, (3) tar, (4) thumbnail, (5) smtps, (6) smtp, (7) smb, (8) remote, (9) recentdocuments, (10) nntps, (11) nntp, (12) network, (13) mbox, (14) ldaps, (15) ldap, (16) fonts, (17) file, (18) des

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
EPSS exploit chance	2.1% (top 18%)
CISA exploited list	No
Weakness	CWE-79
Published	2014-12-08
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: kde · opensuse · urs wolfer

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2014-12-08 11:59 UTCPublished CVE record published
2026-06-17 00:17 UTCUpdated Record last modified

urs wolfer kwebkitpart UPGRADE

Affected: <= 1.3.3

Fixed in: newer than 1.3.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy kwebkitpart || rpm -q kwebkitpart || kwebkitpart --version

2. UPGRADE to newer than 1.3.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade kwebkitpart

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade kwebkitpart

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

kde kde-runtime UPGRADE

Affected: <= 4.14.2

Fixed in: newer than 4.14.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy kde-runtime || rpm -q kde-runtime || kde-runtime --version

2. UPGRADE to newer than 4.14.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade kde-runtime

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade kde-runtime

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

kde kio-extras UPGRADE

Affected: <= 5.1.1

Fixed in: newer than 5.1.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy kio-extras || rpm -q kio-extras || kio-extras --version

2. UPGRADE to newer than 5.1.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade kio-extras

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade kio-extras

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

opensuse opensuse MITIGATE

Affected: 13.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 13.1

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2014-8600?

kwebkitpart: upgrade to newer than 1.3.3; kde-runtime: upgrade to newer than 4.14.2; kio-extras: upgrade to newer than 5.1.1. Exact commands for each OS are on this page.

Is CVE-2014-8600 being exploited?

CVE-2014-8600 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2014-8600 affect?

CVE-2014-8600 affects kwebkitpart, kde-runtime, kio-extras. Severity is medium (CVSS 4.3). Multiple cross-site scripting (XSS) vulnerabilities in KDE-Runtime 4.14.3 and earlier, kwebkitpart 1.3.4 and earlier, and kio-extras 5.1.1 and earlier allow remote attackers to inject arbitrary web script or HTML via a crafted URI using the

How urgent is CVE-2014-8600?

Priority 40/100. Public exploit reference

References

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