CVE-2005-2455

CVE-2005-2455 is a medium-severity vulnerability in Greasemonkey with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Greasemonkey before 0.3.5 allows remote web servers to (1) read arbitrary files via a GET request to a file:// URL in the GM_xmlhttpRequest API function, (2) list installed scripts using GM_scripts, or obtain sensitive information via (3) GM_setValue and GM_getValue.

Frequently asked questions

What is CVE-2005-2455?
Greasemonkey before 0.3.5 allows remote web servers to (1) read arbitrary files via a GET request to a file:// URL in the GM_xmlhttpRequest API function, (2) list installed scripts using GM_scripts, or obtain sensitive information via (3) GM_setValue and GM_getValue.
How severe is CVE-2005-2455?
CVE-2005-2455 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2005-2455 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-2455?
CVE-2005-2455 affects Greasemonkey. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2005-2455?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2005-2455 published?
CVE-2005-2455 was published on 2005-08-04 and last updated on 2026-06-16.

References

Affected products (1)