CVE-2007-6205

CVE-2007-6205 is a medium-severity vulnerability in S9y Serendipity 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: 2% (83rd percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-79
• Affected product: S9y Serendipity
• Published: 2007-12-11
• Last modified: 2026-06-16

Description

Cross-site scripting (XSS) vulnerability in the remote RSS sidebar plugin (serendipity_plugin_remoterss) in S9Y Serendipity before 1.2.1 allows remote attackers to inject arbitrary web script or HTML via a link in an RSS feed.

Frequently asked questions

What is CVE-2007-6205?

Cross-site scripting (XSS) vulnerability in the remote RSS sidebar plugin (serendipity_plugin_remoterss) in S9Y Serendipity before 1.2.1 allows remote attackers to inject arbitrary web script or HTML via a link in an RSS feed.

How severe is CVE-2007-6205?

CVE-2007-6205 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2007-6205 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-6205?

CVE-2007-6205 primarily affects S9y Serendipity. In total, 37 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2007-6205?

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

When was CVE-2007-6205 published?

CVE-2007-6205 was published on 2007-12-11 and last updated on 2026-06-16.

References

• http://blog.s9y.org/archives/187-Serendipity-1.2.1-released.html
• http://osvdb.org/39143
• http://secunia.com/advisories/28012
• http://secunia.com/advisories/29502
• http://securityreason.com/securityalert/3437
• http://www.debian.org/security/2008/dsa-1528
• http://www.int21.de/cve/CVE-2007-6205-s9y.html
• http://www.securityfocus.com/archive/1/484800/100/0/threaded
• http://www.securityfocus.com/bid/26783
• http://www.vupen.com/english/advisories/2007/4171
• https://exchange.xforce.ibmcloud.com/vulnerabilities/38947

Affected products (37)

• cpe:2.3:a:s9y:serendipity:0.3:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.4:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.5:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.5_pl1:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.6:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.6_pl1:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.6_pl2:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.6_pl3:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.6_rc1:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.6_rc2:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.7:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.7.1:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.7_beta1:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.7_beta2:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.7_beta3:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.7_beta4:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.7_rc1:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.8:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.8.1:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.8.2:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.8.3:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.8.4:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.8.5:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.8_beta_5:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.8_beta_6:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.8_beta5:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.8_beta6:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.9:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.9.1:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.0.3:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.0.4:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.0_beta1:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.0_beta2:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.0_beta3:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.1.1:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.1.3:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.1.4:*:*:*:*:*:*:*

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