CVE-2023-0167: The GetResponse for WordPress plugin through 5.5.31 does not validate and escape some of its shortcode attribu

Q: How do I fix CVE-2023-0167?

getresponse: upgrade to 5.5.31. Exact commands for each OS are on this page.

Q: Is CVE-2023-0167 being exploited?

CVE-2023-0167 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-2023-0167 affect?

CVE-2023-0167 affects getresponse. Severity is medium (CVSS 5.4). The GetResponse for WordPress plugin through 5.5.31 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and

Q: How urgent is CVE-2023-0167?

Priority 35/100. Public exploit reference

Routine

MEDIUM 5.4UPGRADE

CVE-2023-0167 is a medium-severity flaw (CVSS 5.4) affecting getresponse. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The GetResponse for WordPress plugin through 5.5.31 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.5% (top 55%)
CISA exploited list	No
Published	2023-03-20
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: getresponse

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

Am I affected?

Timeline

2023-03-20 16:15 UTCPublished CVE record published
2026-06-17 05:24 UTCUpdated Record last modified

getresponse getresponse UPGRADE

Affected: < 5.5.31

Fixed in: 5.5.31

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 5.5.31 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade getresponse

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-2023-0167?

getresponse: upgrade to 5.5.31. Exact commands for each OS are on this page.

Is CVE-2023-0167 being exploited?

CVE-2023-0167 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-2023-0167 affect?

CVE-2023-0167 affects getresponse. Severity is medium (CVSS 5.4). The GetResponse for WordPress plugin through 5.5.31 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and

How urgent is CVE-2023-0167?

Priority 35/100. Public exploit reference

Software pages

WordPress vulnerabilities

Related CVEs

CVE-2022-35277 MEDIUM 5.4 UPGRADE Cross-Site Request Forgery (CSRF) vulnerability in GetResponse plugin <= 5.5.20 at WordPress.

References

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