CVE-2025-71280: XenForo before 2.3.7 allows information disclosure via local account page caching on shared systems

Q: How do I fix CVE-2025-71280?

xenforo: upgrade to 2.3.7. Exact commands for each OS are on this page.

Q: Is CVE-2025-71280 being exploited?

CVE-2025-71280 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-2025-71280 affect?

CVE-2025-71280 affects xenforo. Severity is medium (CVSS 6.2). XenForo before 2.3.7 allows information disclosure via local account page caching on shared systems. On systems where multiple users share a browser or machine, cached account pages could expose sensitive user information to other local use

Q: How urgent is CVE-2025-71280?

Priority 22/100. No elevated risk signals yet.

Routine

MEDIUM 6.2UPGRADE

CVE-2025-71280 is a medium-severity flaw (CVSS 6.2) affecting xenforo. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

XenForo before 2.3.7 allows information disclosure via local account page caching on shared systems. On systems where multiple users share a browser or machine, cached account pages could expose sensitive user information to other local users.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.2 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.1% (top 98%)
CISA exploited list	No
Weakness	CWE-200
Published	2026-04-01
Last modified	2026-06-17

Publisher (CNA): VulnCheck · Vendor: xenforo

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

Am I affected?

Timeline

2026-04-01 01:16 UTCPublished CVE record published
2026-06-17 10:04 UTCUpdated Record last modified

xenforo xenforo UPGRADE

Affected: < 2.3.7

Fixed in: 2.3.7

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 2.3.7 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade xenforo

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-2025-71280?

xenforo: upgrade to 2.3.7. Exact commands for each OS are on this page.

Is CVE-2025-71280 being exploited?

CVE-2025-71280 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-2025-71280 affect?

CVE-2025-71280 affects xenforo. Severity is medium (CVSS 6.2). XenForo before 2.3.7 allows information disclosure via local account page caching on shared systems. On systems where multiple users share a browser or machine, cached account pages could expose sensitive user information to other local use

How urgent is CVE-2025-71280?

Priority 22/100. No elevated risk signals yet.

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References

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