CVE-2013-5670

CVE-2013-5670 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: 1% (64th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-79
• Affected product: S9y Serendipity
• Published: 2013-11-05
• Last modified: 2026-06-16

Description

Cross-site scripting (XSS) vulnerability in spell-check-savedicts.php in the htmlarea SpellChecker module, as used in Serendipity before 1.7.3 and possibly other products, allows remote attackers to inject arbitrary web script or HTML via the to_r_list parameter.

Frequently asked questions

What is CVE-2013-5670?

Cross-site scripting (XSS) vulnerability in spell-check-savedicts.php in the htmlarea SpellChecker module, as used in Serendipity before 1.7.3 and possibly other products, allows remote attackers to inject arbitrary web script or HTML via the to_r_list parameter.

How severe is CVE-2013-5670?

CVE-2013-5670 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2013-5670 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-5670?

CVE-2013-5670 primarily affects S9y Serendipity. In total, 38 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-5670?

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

When was CVE-2013-5670 published?

CVE-2013-5670 was published on 2013-11-05 and last updated on 2026-06-16.

References

• http://blog.s9y.org/archives/250-Serendipity-1.7.3-released.html
• http://www.opensyscom.fr/Actualites/serendipity-xss-vulnerability.html
• http://www.openwall.com/lists/oss-security/2013/09/01/1
• http://www.openwall.com/lists/oss-security/2013/09/01/3
• http://www.osvdb.org/87395

Affected products (38)

• cpe:2.3:a:s9y:serendipity:*:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.3:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.4:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.7:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.7.1:*:*:*:*:*:*:*
• 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:0.9:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:0.9.1:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.0:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.0.2:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.0.3:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.0.4:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.1:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.1.1:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.1.2:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.1.3:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.1.4:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.2:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.2.1:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.3:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.3.1:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.4:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.4.1:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.5.1:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.5.2:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.5.3:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.5.4:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.5.5:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.6:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.6.1:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.6.2:*:*:*:*:*:*:*
• cpe:2.3:a:s9y:serendipity:1.7:*:*:*:*:*:*:*

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