CVE-2014-4603: Multiple cross-site scripting (XSS) vulnerabilities in yupdates_application.php in the Yahoo! Updates for Word

Q: How do I fix CVE-2014-4603?

yahoo\! updates for wordpress plugin: upgrade to newer than 1.0. Exact commands for each OS are on this page.

Q: Is CVE-2014-4603 being exploited?

CVE-2014-4603 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-2014-4603 affect?

CVE-2014-4603 affects yahoo\! updates for wordpress plugin. Severity is medium (CVSS 4.3). Multiple cross-site scripting (XSS) vulnerabilities in yupdates_application.php in the Yahoo! Updates for WordPress plugin 1.0 and earlier for WordPress allow remote attackers to inject arbitrary web script or HTML via the (1) secret, (2) k

Q: How urgent is CVE-2014-4603?

Priority 39/100. Public exploit reference

Routine

MEDIUM 4.3UPGRADE

CVE-2014-4603 is a medium-severity flaw (CVSS 4.3) affecting yahoo\! updates for wordpress plugin. 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 yupdates_application.php in the Yahoo! Updates for WordPress plugin 1.0 and earlier for WordPress allow remote attackers to inject arbitrary web script or HTML via the (1) secret, (2) key, or (3) appid parameter.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
EPSS exploit chance	1.6% (top 24%)
CISA exploited list	No
Weakness	CWE-79
Published	2014-07-02
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: yahoo\! updates for wordpress plugin project

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

Am I affected?

Timeline

2014-07-02 18:55 UTCPublished CVE record published
2026-06-17 00:10 UTCUpdated Record last modified

yahoo\! updates for wordpress plugin project yahoo\! updates for wordpress plugin UPGRADE

Affected: <= 1.0

Fixed in: newer than 1.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy yahoo-updates-for-wordpress-plugin || rpm -q yahoo-updates-for-wordpress-plugin || yahoo-updates-for-wordpress-plugin --version

2. UPGRADE to newer than 1.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade yahoo-updates-for-wordpress-plugin

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade yahoo-updates-for-wordpress-plugin

Note

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

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-2014-4603?

yahoo\! updates for wordpress plugin: upgrade to newer than 1.0. Exact commands for each OS are on this page.

Is CVE-2014-4603 being exploited?

CVE-2014-4603 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-2014-4603 affect?

CVE-2014-4603 affects yahoo\! updates for wordpress plugin. Severity is medium (CVSS 4.3). Multiple cross-site scripting (XSS) vulnerabilities in yupdates_application.php in the Yahoo! Updates for WordPress plugin 1.0 and earlier for WordPress allow remote attackers to inject arbitrary web script or HTML via the (1) secret, (2) k

How urgent is CVE-2014-4603?

Priority 39/100. Public exploit reference

Software pages

WordPress vulnerabilities · PHP vulnerabilities

References

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