CVE-2014-9468: Multiple cross-site scripting (XSS) vulnerabilities in InstantASP InstantForum.NET 4.1.3, 4.1.2, 4.1.1, 4.0.0,

Routine

MEDIUM 4.3DOWNGRADE

CVE-2014-9468 is a medium-severity flaw (CVSS 4.3) affecting instantforum. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple cross-site scripting (XSS) vulnerabilities in InstantASP InstantForum.NET 4.1.3, 4.1.2, 4.1.1, 4.0.0, 4.1.0, and 3.4.0 allow remote attackers to inject arbitrary web script or HTML via the SessionID parameter to (1) Join.aspx or (2) Logon.aspx.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	4.3 (Medium)
EPSS exploit chance	1.8% (top 22%)
CISA exploited list	No
Weakness	CWE-79
Published	2015-02-19
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: instantasp

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

Am I affected?

Timeline

2015-02-19 15:59 UTCPublished CVE record published
2026-06-17 00:18 UTCUpdated Record last modified

instantasp instantforum DOWNGRADE

Affected: 3.4.0 · 4.1.0 · 4.1.1 · 4.1.2 · 4.1.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.4.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 3.4.0 (Debian / Ubuntu)

apt-cache madison instantforum sudo apt install instantforum=<VERSION_BEFORE_3.4.0> sudo apt-mark hold instantforum

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list instantforum sudo dnf downgrade instantforum-<VERSION_BEFORE_3.4.0> sudo dnf versionlock add instantforum

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2014-9468?

instantforum: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2014-9468 being exploited?

CVE-2014-9468 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-2014-9468 affect?

CVE-2014-9468 affects instantforum. Severity is medium (CVSS 4.3). Multiple cross-site scripting (XSS) vulnerabilities in InstantASP InstantForum.NET 4.1.3, 4.1.2, 4.1.1, 4.0.0, 4.1.0, and 3.4.0 allow remote attackers to inject arbitrary web script or HTML via the SessionID parameter to (1) Join.aspx or (2

How urgent is CVE-2014-9468?

Priority 35/100. No elevated risk signals yet.

References

← Back to latest CVEs