CVE-2005-0526: Multiple cross-site scripting (XSS) vulnerabilities in PBLang 4.65 allow remote attackers to inject arbitrary

Routine

MEDIUM 4.3DOWNGRADE

CVE-2005-0526 is a medium-severity flaw (CVSS 4.3) affecting pblang. 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 PBLang 4.65 allow remote attackers to inject arbitrary web script or HTML via (1) the search string to search.php, (2) the subject of a PM, which is processed by pm.php, or (3) the body of a PM, which is processed by pmpshow.php.

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	1.2% (top 32%)
CISA exploited list	No
Published	2005-05-02
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

2005-05-02 04:00 UTCPublished CVE record published
2026-06-16 22:11 UTCUpdated Record last modified

pblang pblang DOWNGRADE

Affected: 4.65

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.65

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 4.65 (Debian / Ubuntu)

apt-cache madison pblang sudo apt install pblang=<VERSION_BEFORE_4.65> sudo apt-mark hold pblang

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

dnf --showduplicates list pblang sudo dnf downgrade pblang-<VERSION_BEFORE_4.65> 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-2005-0526?

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

Is CVE-2005-0526 being exploited?

CVE-2005-0526 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-2005-0526 affect?

CVE-2005-0526 affects pblang. Severity is medium (CVSS 4.3). Multiple cross-site scripting (XSS) vulnerabilities in PBLang 4.65 allow remote attackers to inject arbitrary web script or HTML via (1) the search string to search.php, (2) the subject of a PM, which is processed by pm.php, or (3) the body

How urgent is CVE-2005-0526?

Priority 32/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities

Related CVEs

CVE-2007-3096 MEDIUM 6.8 UPGRADE Directory traversal vulnerability in login.php in PBLang (PBL) 4.67.16.a and earlier, when magic_quotes_gpc is
CVE-2007-1052 HIGH 10.0 UPGRADE PHP remote file inclusion vulnerability in index.php in PBLang (PBL) 4.60 and earlier allows remote attackers
CVE-2006-5062 HIGH 7.5 UPGRADE PHP remote file inclusion vulnerability in templates/pb/language/lang_nl.php in PBLang (PBL) 4.66z and earlier
CVE-2005-2895 MEDIUM 5.0 DOWNGRADE setcookie.php in PBLang 4.65, and possibly earlier versions, allows remote attackers to obtain sensitive infor
CVE-2005-2894 MEDIUM 4.3 DOWNGRADE Cross-site scripting (XSS) vulnerability in the user registration in PBLang 4.65, and possibly earlier version

References

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