CVE-2013-3261: Cross-site scripting (XSS) vulnerability in wp-admin/admin.php in the GRAND FlAGallery plugin before 2.72 for

Q: How do I fix CVE-2013-3261?

flash-album-gallery: upgrade to newer than 2.71. Exact commands for each OS are on this page.

Q: Is CVE-2013-3261 being exploited?

CVE-2013-3261 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-2013-3261 affect?

CVE-2013-3261 affects flash-album-gallery. Severity is medium (CVSS 4.3). Cross-site scripting (XSS) vulnerability in wp-admin/admin.php in the GRAND FlAGallery plugin before 2.72 for WordPress allows remote attackers to inject arbitrary web script or HTML via the s parameter in a flag-manage-gallery action.

Q: How urgent is CVE-2013-3261?

Priority 34/100. No elevated risk signals yet.

Routine

MEDIUM 4.3UPGRADE

CVE-2013-3261 is a medium-severity flaw (CVSS 4.3) affecting flash-album-gallery. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting (XSS) vulnerability in wp-admin/admin.php in the GRAND FlAGallery plugin before 2.72 for WordPress allows remote attackers to inject arbitrary web script or HTML via the s parameter in a flag-manage-gallery action.

Why this priority

No elevated risk signals yet

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	2013-06-01
Last modified	2026-06-16

Publisher (CNA): Flexera Software LLC · Vendor: photogallerycreator

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2013-06-01 14:21 UTCPublished CVE record published
2026-06-16 23:54 UTCUpdated Record last modified

photogallerycreator flash-album-gallery UPGRADE

Affected: <= 2.71 · 0.29 · 0.32 · 0.33 · 0.34 · 0.35 · 0.36 · 0.37

Fixed in: newer than 2.71

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy flash-album-gallery || rpm -q flash-album-gallery || flash-album-gallery --version

2. UPGRADE to newer than 2.71 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade flash-album-gallery

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade flash-album-gallery

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-2013-3261?

flash-album-gallery: upgrade to newer than 2.71. Exact commands for each OS are on this page.

Is CVE-2013-3261 being exploited?

CVE-2013-3261 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-2013-3261 affect?

CVE-2013-3261 affects flash-album-gallery. Severity is medium (CVSS 4.3). Cross-site scripting (XSS) vulnerability in wp-admin/admin.php in the GRAND FlAGallery plugin before 2.72 for WordPress allows remote attackers to inject arbitrary web script or HTML via the s parameter in a flag-manage-gallery action.

How urgent is CVE-2013-3261?

Priority 34/100. No elevated risk signals yet.

Software pages

WordPress vulnerabilities · PHP vulnerabilities

References

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