CVE-2025-26841: Cross Site Scripting vulnerability in WPEVEREST Everest Forms before 3.0.9 allows an attacker to execute arbit

Q: How do I fix CVE-2025-26841?

everest forms: upgrade to 3.0.9. Exact commands for each OS are on this page.

Q: Is CVE-2025-26841 being exploited?

CVE-2025-26841 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-2025-26841 affect?

CVE-2025-26841 affects everest forms. Severity is medium (CVSS 6.1). Cross Site Scripting vulnerability in WPEVEREST Everest Forms before 3.0.9 allows an attacker to execute arbitrary code via a file upload.

Q: How urgent is CVE-2025-26841?

Priority 27/100. No elevated risk signals yet.

Routine

MEDIUM 6.1UPGRADE

CVE-2025-26841 is a medium-severity flaw (CVSS 6.1) affecting everest forms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross Site Scripting vulnerability in WPEVEREST Everest Forms before 3.0.9 allows an attacker to execute arbitrary code via a file upload.

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	0.3% (top 78%)
CISA exploited list	No
Weakness	CWE-79
Published	2025-05-12
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: wpeverest

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

Am I affected?

Timeline

2025-05-12 15:15 UTCPublished CVE record published
2026-06-17 09:02 UTCUpdated Record last modified

wpeverest everest forms UPGRADE

Affected: < 3.0.9

Fixed in: 3.0.9

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy everest-forms || rpm -q everest-forms || everest-forms --version

2. UPGRADE to 3.0.9 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade everest-forms

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade everest-forms

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-2025-26841?

everest forms: upgrade to 3.0.9. Exact commands for each OS are on this page.

Is CVE-2025-26841 being exploited?

CVE-2025-26841 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-2025-26841 affect?

CVE-2025-26841 affects everest forms. Severity is medium (CVSS 6.1). Cross Site Scripting vulnerability in WPEVEREST Everest Forms before 3.0.9 allows an attacker to execute arbitrary code via a file upload.

How urgent is CVE-2025-26841?

Priority 27/100. No elevated risk signals yet.

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References

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