CVE-2015-6812: Invision Power Services IPS Community Suite (aka Invision Power Board, IPB, or Power Board) before 4.0.12.1 al

Q: How do I fix CVE-2015-6812?

invision power board: upgrade to newer than 4.0.11. Exact commands for each OS are on this page.

Q: Is CVE-2015-6812 being exploited?

CVE-2015-6812 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-2015-6812 affect?

CVE-2015-6812 affects invision power board. Severity is high (CVSS 7.8). Invision Power Services IPS Community Suite (aka Invision Power Board, IPB, or Power Board) before 4.0.12.1 allows remote attackers to cause a denial of service (loop and memory consumption) via a crafted URL.

This month

HIGH 7.8UPGRADE

CVE-2015-6812 is a high-severity flaw (CVSS 7.8) affecting invision power board. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Invision Power Services IPS Community Suite (aka Invision Power Board, IPB, or Power Board) before 4.0.12.1 allows remote attackers to cause a denial of service (loop and memory consumption) via a crafted URL.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.8 (High)
EPSS exploit chance	1.4% (top 28%)
CISA exploited list	No
Weakness	CWE-399
Published	2015-09-04
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: invisioncommunity

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

Am I affected?

Timeline

2015-09-04 17:59 UTCPublished CVE record published
2026-06-17 00:31 UTCUpdated Record last modified

invisioncommunity invision power board UPGRADE

Affected: <= 4.0.11

Fixed in: newer than 4.0.11

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy invision-power-board || rpm -q invision-power-board || invision-power-board --version

2. UPGRADE to newer than 4.0.11 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade invision-power-board

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade invision-power-board

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-2015-6812?

invision power board: upgrade to newer than 4.0.11. Exact commands for each OS are on this page.

Is CVE-2015-6812 being exploited?

CVE-2015-6812 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-2015-6812 affect?

CVE-2015-6812 affects invision power board. Severity is high (CVSS 7.8). Invision Power Services IPS Community Suite (aka Invision Power Board, IPB, or Power Board) before 4.0.12.1 allows remote attackers to cause a denial of service (loop and memory consumption) via a crafted URL.

How urgent is CVE-2015-6812?

Priority 45/100. High severity

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References

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