CVE-2005-4731: The Next action in PEAR HTML_QuickForm_Controller 1.0.4 includes the SID in the URL even when session.use_only

Routine

MEDIUM 5.0DOWNGRADE

CVE-2005-4731 is a medium-severity flaw (CVSS 5.0) affecting pear html quickform controller. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Next action in PEAR HTML_QuickForm_Controller 1.0.4 includes the SID in the URL even when session.use_only_cookies is configured, which allows remote attackers to obtain the SID via an HTTP Referer field and possibly other vectors.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	1.4% (top 28%)
CISA exploited list	No
Published	2005-12-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: the php group

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2005-12-31 05:00 UTCPublished CVE record published
2026-06-16 22:19 UTCUpdated Record last modified

the php group pear html quickform controller DOWNGRADE

Affected: 1.0.4

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0.4

1. Check installed version

apt-cache policy pear-html-quickform-controller || rpm -q pear-html-quickform-controller || pear-html-quickform-controller --version

2. No fixed release: DOWNGRADE to a release before 1.0.4 (Debian / Ubuntu)

apt-cache madison pear-html-quickform-controller sudo apt install pear-html-quickform-controller=<VERSION_BEFORE_1.0.4> sudo apt-mark hold pear-html-quickform-controller

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

dnf --showduplicates list pear-html-quickform-controller sudo dnf downgrade pear-html-quickform-controller-<VERSION_BEFORE_1.0.4> sudo dnf versionlock add pear-html-quickform-controller

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-2005-4731?

pear html quickform controller: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2005-4731 being exploited?

CVE-2005-4731 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-2005-4731 affect?

CVE-2005-4731 affects pear html quickform controller. Severity is medium (CVSS 5.0). The Next action in PEAR HTML_QuickForm_Controller 1.0.4 includes the SID in the URL even when session.use_only_cookies is configured, which allows remote attackers to obtain the SID via an HTTP Referer field and possibly other vectors.

How urgent is CVE-2005-4731?

Priority 35/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities

References

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