Is CVE-2010-4886 being actively exploited?

CVE-2010-4886 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2010-4886?

CVE-2010-4886 has a CVSS 2.0 base score of 4.3 (MEDIUM).

CVE-2010-4886

MEDIUM · CVSS 4.3EPSS 1.1%EU EUVD

Cross-site scripting (XSS) vulnerability in the "official twitter tweet button for your page" (tweetbutton) extension before 1.0.5 for TYPO3 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Key facts

CVSS score: 4.3 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:M/Au:N/C:N/I:P/A:N
Weakness (CWE): CWE-79
EPSS score: 1.1% (65th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2010-4850)
Published: October 7, 2011
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2010-4850 in the EU Vulnerability Database. Last updated in EUVD on September 17, 2024.

View on the EU Vulnerability Database

Affected products

peter proell / tweetbutton
peter proell / tweetbutton
peter proell / tweetbutton
peter proell / tweetbutton
typo3 / typo3

References

http://secunia.com/advisories/41268(Vendor Advisory)
http://typo3.org/extensions/repository/view/tweetbutton/1.0.5/(Patch)
http://typo3.org/teams/security/security-bulletins/typo3-sa-2010-018/(Vendor Advisory)
http://www.securityfocus.com/bid/42941

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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