CVE-2024-31857: Forminator prior to 1.15.4 contains a cross-site scripting vulnerability

Q: How do I fix CVE-2024-31857?

forminator: upgrade to 1.15.4. Exact commands for each OS are on this page.

Q: Is CVE-2024-31857 being exploited?

CVE-2024-31857 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-2024-31857 affect?

CVE-2024-31857 affects forminator. Severity is medium (CVSS 5.4). Forminator prior to 1.15.4 contains a cross-site scripting vulnerability. If this vulnerability is exploited, a remote attacker may obtain user information etc. and alter the page contents on the user's web browser.

Q: How urgent is CVE-2024-31857?

Priority 31/100. No elevated risk signals yet.

Routine

MEDIUM 5.4UPGRADE

CVE-2024-31857 is a medium-severity flaw (CVSS 5.4) affecting forminator. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Forminator prior to 1.15.4 contains a cross-site scripting vulnerability. If this vulnerability is exploited, a remote attacker may obtain user information etc. and alter the page contents on the user's web browser.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.6% (top 50%)
CISA exploited list	No
Weakness	CWE-79
Published	2024-04-23
Last modified	2026-06-17

Publisher (CNA): JPCERT/CC · Vendor: incsub

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

Am I affected?

Timeline

2024-04-23 05:15 UTCPublished CVE record published
2026-06-17 07:28 UTCUpdated Record last modified

incsub forminator UPGRADE

Affected: < 1.15.4

Fixed in: 1.15.4

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 1.15.4 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade forminator

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-2024-31857?

forminator: upgrade to 1.15.4. Exact commands for each OS are on this page.

Is CVE-2024-31857 being exploited?

CVE-2024-31857 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-2024-31857 affect?

CVE-2024-31857 affects forminator. Severity is medium (CVSS 5.4). Forminator prior to 1.15.4 contains a cross-site scripting vulnerability. If this vulnerability is exploited, a remote attacker may obtain user information etc. and alter the page contents on the user's web browser.

How urgent is CVE-2024-31857?

Priority 31/100. No elevated risk signals yet.

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References

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