How severe is CVE-2009-4076?

CVE-2009-4076 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2009-4076 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-4076?

CVE-2009-4076 primarily affects Roundcube Webmail. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-4076?

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

When was CVE-2009-4076 published?

CVE-2009-4076 was published on 2009-11-25 and last updated on 2026-06-16.

CVE-2009-4076

CVE-2009-4076 is a medium-severity vulnerability in Roundcube Webmail with a CVSS 2.0 base score of 6.8. 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-352.

Key facts

Severity: Medium (CVSS 2.0 base score 6.8)
EPSS exploit prediction: 1% (68th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Roundcube Webmail
Published: 2009-11-25
Last modified: 2026-06-16

Description

Cross-site request forgery (CSRF) vulnerability in Roundcube Webmail 0.2.2 and earlier allows remote attackers to hijack the authentication of unspecified users for requests that modify user information via unspecified vectors, a different vulnerability than CVE-2009-4077.

Frequently asked questions

What is CVE-2009-4076?: Cross-site request forgery (CSRF) vulnerability in Roundcube Webmail 0.2.2 and earlier allows remote attackers to hijack the authentication of unspecified users for requests that modify user information via unspecified vectors, a different vulnerability than CVE-2009-4077.
How severe is CVE-2009-4076?: CVE-2009-4076 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2009-4076 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-4076?: CVE-2009-4076 primarily affects Roundcube Webmail. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-4076?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-4076 published?: CVE-2009-4076 was published on 2009-11-25 and last updated on 2026-06-16.

References

Affected products (18)

cpe:2.3:a:roundcube:webmail:*:*:*:*:*:*:*:*
cpe:2.3:a:roundcube:webmail:0.1:*:*:*:*:*:*:*
cpe:2.3:a:roundcube:webmail:0.1:20050811:*:*:*:*:*:*
cpe:2.3:a:roundcube:webmail:0.1:20050820:*:*:*:*:*:*
cpe:2.3:a:roundcube:webmail:0.1:20051007:*:*:*:*:*:*
cpe:2.3:a:roundcube:webmail:0.1:20051021:*:*:*:*:*:*
cpe:2.3:a:roundcube:webmail:0.1:alpha:*:*:*:*:*:*
cpe:2.3:a:roundcube:webmail:0.1:beta:*:*:*:*:*:*
cpe:2.3:a:roundcube:webmail:0.1:beta2:*:*:*:*:*:*
cpe:2.3:a:roundcube:webmail:0.1:rc1:*:*:*:*:*:*
cpe:2.3:a:roundcube:webmail:0.1:rc2:*:*:*:*:*:*
cpe:2.3:a:roundcube:webmail:0.1:stable:*:*:*:*:*:*
cpe:2.3:a:roundcube:webmail:0.1.1:*:*:*:*:*:*:*
cpe:2.3:a:roundcube:webmail:0.2:*:*:*:*:*:*:*
cpe:2.3:a:roundcube:webmail:0.2:alpha:*:*:*:*:*:*
cpe:2.3:a:roundcube:webmail:0.2:beta:*:*:*:*:*:*
cpe:2.3:a:roundcube:webmail:0.2:stable:*:*:*:*:*:*
cpe:2.3:a:roundcube:webmail:0.2.1:*:*:*:*:*:*:*

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