CVE-2006-0780: Multiple cross-site scripting (XSS) vulnerabilities in weblog.pl in PerlBlog 1.09b and earlier allow remote at

Routine

MEDIUM 4.3DOWNGRADE

CVE-2006-0780 is a medium-severity flaw (CVSS 4.3) affecting perlblog. 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 weblog.pl in PerlBlog 1.09b and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) name and (2) email parameters.

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	1.3% (top 29%)
CISA exploited list	No
Published	2006-02-19
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: perlblog

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

Am I affected?

Timeline

2006-02-19 11:02 UTCPublished CVE record published
2026-06-16 22:21 UTCUpdated Record last modified

perlblog perlblog DOWNGRADE

Affected: 1.08 · 1.09 · 1.09b

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.08

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.08 (Debian / Ubuntu)

apt-cache madison perlblog sudo apt install perlblog=<VERSION_BEFORE_1.08> sudo apt-mark hold perlblog

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

dnf --showduplicates list perlblog sudo dnf downgrade perlblog-<VERSION_BEFORE_1.08> sudo dnf versionlock add perlblog

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-2006-0780?

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

Is CVE-2006-0780 being exploited?

CVE-2006-0780 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-2006-0780 affect?

CVE-2006-0780 affects perlblog. Severity is medium (CVSS 4.3). Multiple cross-site scripting (XSS) vulnerabilities in weblog.pl in PerlBlog 1.09b and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) name and (2) email parameters.

How urgent is CVE-2006-0780?

Priority 33/100. No elevated risk signals yet.

Related CVEs

CVE-2006-0782 HIGH 7.5 DOWNGRADE Unspecified vulnerability in weblog.pl in PerlBlog 1.09b and earlier allows remote attackers to create arbitra
CVE-2006-0781 MEDIUM 5.0 DOWNGRADE Directory traversal vulnerability in weblog.pl in PerlBlog 1.09b and earlier allows remote attackers to read c

References

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