How severe is CVE-2009-1218?

CVE-2009-1218 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2009-1218 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-1218?

CVE-2009-1218 primarily affects Sun Java System Calendar Server. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-1218?

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

When was CVE-2009-1218 published?

CVE-2009-1218 was published on 2009-04-01 and last updated on 2026-06-16.

CVE-2009-1218

CVE-2009-1218 is a medium-severity vulnerability in Sun Java System Calendar Server with a CVSS 2.0 base score of 4.3. 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: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 4% (90th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Sun Java System Calendar Server
Published: 2009-04-01
Last modified: 2026-06-16

Description

Multiple cross-site scripting (XSS) vulnerabilities in Sun Calendar Express Web Server in Sun ONE Calendar Server 6.0 and Sun Java System Calendar Server 6 2004Q2 through 6.3-7.01 allow remote attackers to inject arbitrary web script or HTML via (1) the fmt-out parameter to login.wcap or (2) the date parameter to command.shtml.

Frequently asked questions

What is CVE-2009-1218?: Multiple cross-site scripting (XSS) vulnerabilities in Sun Calendar Express Web Server in Sun ONE Calendar Server 6.0 and Sun Java System Calendar Server 6 2004Q2 through 6.3-7.01 allow remote attackers to inject arbitrary web script or HTML via (1) the fmt-out parameter to login.wcap or (2) the date parameter to command.shtml.
How severe is CVE-2009-1218?: CVE-2009-1218 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2009-1218 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-1218?: CVE-2009-1218 primarily affects Sun Java System Calendar Server. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-1218?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-1218 published?: CVE-2009-1218 was published on 2009-04-01 and last updated on 2026-06-16.

References

Affected products (9)

cpe:2.3:a:sun:java_system_calendar_server:6:-:sparc:*:*:*:*:*
cpe:2.3:a:sun:java_system_calendar_server:6.3:-:sparc:*:*:*:*:*
cpe:2.3:a:sun:one_calendar_server:6.0:-:sparc:*:*:*:*:*
cpe:2.3:a:sun:java_system_calendar_server:6:-:x86:*:*:*:*:*
cpe:2.3:a:sun:java_system_calendar_server:6.3:-:x86:*:*:*:*:*
cpe:2.3:a:sun:one_calendar_server:6.0:-:x86:*:*:*:*:*
cpe:2.3:a:sun:java_system_calendar_server:6:-:linux:*:*:*:*:*
cpe:2.3:a:sun:java_system_calendar_server:6.3:-:linux:*:*:*:*:*
cpe:2.3:a:sun:one_calendar_server:6.0:-:linux:*:*:*:*:*

More vulnerabilities in Sun Java System Calendar Server

CVE-2004-0742 — Critical (CVSS 10.0): Sun Java System Portal Server 6.2 (formerly Sun ONE) allows remote authenticated users to obtain Calendar Server…
CVE-2008-2749 — High (CVSS 7.1): Unspecified vulnerability in cshttpd in Sun Java System Calendar Server 6 and 6.3, and Sun ONE Calendar Server 6.0,…
CVE-2009-1219 — Medium (CVSS 5.0): Sun Calendar Express Web Server in Sun ONE Calendar Server 6.0 and Sun Java System Calendar Server 6 2004Q2 through…

All CVEs affecting Sun Java System Calendar Server →

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 →