CVE-2023-1080: The GN Publisher plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the ‘tab’ parameter

Q: How do I fix CVE-2023-1080?

gn publisher: upgrade to newer than 1.5.5. Exact commands for each OS are on this page.

Q: Is CVE-2023-1080 being exploited?

CVE-2023-1080 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-2023-1080 affect?

CVE-2023-1080 affects gn publisher. Severity is medium (CVSS 6.1). The GN Publisher plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the ‘tab’ parameter in versions up to, and including, 1.5.5 due to insufficient input sanitization and output escaping. This makes it possible for una

Q: How urgent is CVE-2023-1080?

Priority 39/100. No elevated risk signals yet.

Routine

MEDIUM 6.1UPGRADE

CVE-2023-1080 is a medium-severity flaw (CVSS 6.1) affecting gn publisher. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The GN Publisher plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the ‘tab’ parameter in versions up to, and including, 1.5.5 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	1.3% (top 30%)
CISA exploited list	No
Weakness	CWE-79
Published	2023-02-28
Last modified	2026-06-17

Publisher (CNA): Wordfence · Vendor: gnpublisher

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

Am I affected?

Timeline

2023-02-28 13:15 UTCPublished CVE record published
2026-06-17 05:27 UTCUpdated Record last modified

gnpublisher gn publisher UPGRADE

Affected: <= 1.5.5

Fixed in: newer than 1.5.5

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy gn-publisher || rpm -q gn-publisher || gn-publisher --version

2. UPGRADE to newer than 1.5.5 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade gn-publisher

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade gn-publisher

Note

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

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Nuclei scan template: WordPress GN Publisher <1.5.6 - Cross-Site Scripting

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-2023-1080?

gn publisher: upgrade to newer than 1.5.5. Exact commands for each OS are on this page.

Is CVE-2023-1080 being exploited?

CVE-2023-1080 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-2023-1080 affect?

CVE-2023-1080 affects gn publisher. Severity is medium (CVSS 6.1). The GN Publisher plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the ‘tab’ parameter in versions up to, and including, 1.5.5 due to insufficient input sanitization and output escaping. This makes it possible for una

How urgent is CVE-2023-1080?

Priority 39/100. No elevated risk signals yet.

Software pages

WordPress vulnerabilities

References

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