CVE-2015-6523: Cross-site request forgery (CSRF) vulnerability in the Portfolio plugin before 1.05 for WordPress allows remot

Q: How do I fix CVE-2015-6523?

portfolio: upgrade to newer than 1.0. Exact commands for each OS are on this page.

Q: Is CVE-2015-6523 being exploited?

CVE-2015-6523 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-2015-6523 affect?

CVE-2015-6523 affects portfolio. Severity is medium (CVSS 6.8). Cross-site request forgery (CSRF) vulnerability in the Portfolio plugin before 1.05 for WordPress allows remote attackers to hijack the authentication of administrators for requests that have unspecified impact via a request to the instagra

Q: How urgent is CVE-2015-6523?

Priority 46/100. Public exploit reference

This month

MEDIUM 6.8UPGRADE

CVE-2015-6523 is a medium-severity flaw (CVSS 6.8) affecting portfolio. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site request forgery (CSRF) vulnerability in the Portfolio plugin before 1.05 for WordPress allows remote attackers to hijack the authentication of administrators for requests that have unspecified impact via a request to the instagram-portfolio page in wp-admin/options-general.php.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.8 (Medium)
EPSS exploit chance	1.2% (top 32%)
CISA exploited list	No
Weakness	CWE-352
Published	2015-08-19
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: portfolio project

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

Am I affected?

Timeline

2015-08-19 15:59 UTCPublished CVE record published
2026-06-17 00:31 UTCUpdated Record last modified

portfolio project portfolio 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 portfolio || rpm -q portfolio || portfolio --version

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

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade portfolio

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-2015-6523?

portfolio: upgrade to newer than 1.0. Exact commands for each OS are on this page.

Is CVE-2015-6523 being exploited?

CVE-2015-6523 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-2015-6523 affect?

CVE-2015-6523 affects portfolio. Severity is medium (CVSS 6.8). Cross-site request forgery (CSRF) vulnerability in the Portfolio plugin before 1.05 for WordPress allows remote attackers to hijack the authentication of administrators for requests that have unspecified impact via a request to the instagra

How urgent is CVE-2015-6523?

Priority 46/100. Public exploit reference

Software pages

WordPress vulnerabilities · PHP vulnerabilities

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References

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