CVE-2005-0631: delpm.php in PBLang 4.63 allows remote authenticated users to delete arbitrary PM files by modifying the "id"

Routine

LOW 2.1DOWNGRADE

CVE-2005-0631 is a low-severity flaw (CVSS 2.1) affecting pblang. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

delpm.php in PBLang 4.63 allows remote authenticated users to delete arbitrary PM files by modifying the "id" and "a" parameters.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	2.1 (Low)
EPSS exploit chance	1.4% (top 27%)
CISA exploited list	No
Published	2005-03-01
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: pblang

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

Am I affected?

Timeline

2005-03-01 05:00 UTCPublished CVE record published
2026-06-16 22:11 UTCUpdated Record last modified

pblang pblang DOWNGRADE

Affected: 4.0 · 4.6 · 4.56_4.5_rc2 · 4.63

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 4.0 (Debian / Ubuntu)

apt-cache madison pblang sudo apt install pblang=<VERSION_BEFORE_4.0> sudo apt-mark hold pblang

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

dnf --showduplicates list pblang sudo dnf downgrade pblang-<VERSION_BEFORE_4.0> sudo dnf versionlock add pblang

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-2005-0631?

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

Is CVE-2005-0631 being exploited?

CVE-2005-0631 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-2005-0631 affect?

CVE-2005-0631 affects pblang. Severity is low (CVSS 2.1). delpm.php in PBLang 4.63 allows remote authenticated users to delete arbitrary PM files by modifying the "id" and "a" parameters.

How urgent is CVE-2005-0631?

Priority 31/100. Public exploit reference

Software pages

PHP vulnerabilities

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References

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