How severe is CVE-2008-5999?

CVE-2008-5999 has a CVSS 2.0 base score of 3.5, rated low severity.

Is CVE-2008-5999 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-5999?

CVE-2008-5999 affects Drupal Ajax Checklist. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2008-5999?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2008-5999 published?

CVE-2008-5999 was published on 2009-01-28 and last updated on 2026-06-16.

CVE-2008-5999

CVE-2008-5999 is a low-severity vulnerability in Drupal Ajax Checklist with a CVSS 2.0 base score of 3.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Low (CVSS 2.0 base score 3.5)
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Drupal Ajax Checklist
Published: 2009-01-28
Last modified: 2026-06-16

Description

Cross-site scripting (XSS) vulnerability in the Ajax Checklist module 5.x before 5.x-1.1 for Drupal allows remote authenticated users, with create and edit permissions for posts, to inject arbitrary web script or HTML via unspecified vectors involving the ajax_checklist filter.

Frequently asked questions

What is CVE-2008-5999?: Cross-site scripting (XSS) vulnerability in the Ajax Checklist module 5.x before 5.x-1.1 for Drupal allows remote authenticated users, with create and edit permissions for posts, to inject arbitrary web script or HTML via unspecified vectors involving the ajax_checklist filter.
How severe is CVE-2008-5999?: CVE-2008-5999 has a CVSS 2.0 base score of 3.5, rated low severity.
Is CVE-2008-5999 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-5999?: CVE-2008-5999 affects Drupal Ajax Checklist. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2008-5999?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2008-5999 published?: CVE-2008-5999 was published on 2009-01-28 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:drupal:ajax_checklist:5.x-1.0:*:*:*:*:*:*:*

More vulnerabilities in Drupal Ajax Checklist

CVE-2008-5998 — Medium (CVSS 6.0): Multiple SQL injection vulnerabilities in the ajax_checklist_save function in the Ajax Checklist module 5.x before…

All CVEs affecting Drupal Ajax Checklist →

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

CVE-2025-49410 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Imran Emu TC…
CVE-2024-47875 — Critical (CVSS 10.0): DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMpurify was vulnerable to…
CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…
CVE-2023-45144 — Critical (CVSS 10.0): com.xwiki.identity-oauth:identity-oauth-ui is a package to aid in building identity and service providers based on…
CVE-2023-45138 — Critical (CVSS 10.0): Change Request is an pplication allowing users to request changes on a wiki without publishing the changes directly.…
CVE-2022-4361 — Critical (CVSS 10.0): Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the…

Browse all CWE-79 (Cross-site Scripting (XSS)) vulnerabilities →