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Fencer Vulns
medium 4.3

CVE-2008-0123 json

Cross-site scripting (XSS) vulnerability in install.php for Moodle 1.8.3, and possibly other versions before 1.8.4, allows remote attackers…

published 2008-01-12 18 y ago modified 2026-06-16 4 mo ago also EUVD-2008-0136

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.9%
EPSS 3.9% chance of exploitation in 30 days, percentile 90%
public exploits
1
Exploit-DB

Summary

Cross-site scripting (XSS) vulnerability in install.php for Moodle 1.8.3, and possibly other versions before 1.8.4, allows remote attackers to inject arbitrary web script or HTML via the dbname parameter. NOTE: this issue only exists until the installation is complete.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2008-0123 updated

Moodle install.php XSS

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Timeline

  1. First public exploit (EDB-31020)
  2. Published

Exploit prediction

3.95% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-31020 Moodle 1.8.3 - 'install.php' Cross-Site Scripting webapps, 2008-01-12
  • int21.de http://int21.de/cve/CVE-2008-0123-moodle.html referenced PoC, tagged "exploit" by a source, unverified
  • archives.neohapsis.com http://archives.neohapsis.com/archives/fulldisclosure/2008-01/0202.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.