How severe is CVE-2015-5383?

CVE-2015-5383 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2015-5383 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-5383?

CVE-2015-5383 primarily affects Roundcube Roundcube Webmail. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-5383?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2015-5383 published?

CVE-2015-5383 was published on 2017-05-23 and last updated on 2026-06-17.

CVE-2015-5383

CVE-2015-5383 is a high-severity vulnerability in Roundcube Roundcube Webmail with a CVSS 3.x base score of 7.5. 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-200.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 4% (89th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Roundcube Roundcube Webmail
Published: 2017-05-23
Last modified: 2026-06-17

Description

Roundcube Webmail 1.1.x before 1.1.2 allows remote attackers to obtain sensitive information by reading files in the (1) config, (2) temp, or (3) logs directory.

Frequently asked questions

What is CVE-2015-5383?: Roundcube Webmail 1.1.x before 1.1.2 allows remote attackers to obtain sensitive information by reading files in the (1) config, (2) temp, or (3) logs directory.
How severe is CVE-2015-5383?: CVE-2015-5383 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2015-5383 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-5383?: CVE-2015-5383 primarily affects Roundcube Roundcube Webmail. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-5383?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2015-5383 published?: CVE-2015-5383 was published on 2017-05-23 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:a:roundcube:roundcube_webmail:1.1.1:*:*:*:*:*:*:*
cpe:2.3:a:roundcube:webmail:1.1:*:*:*:*:*:*:*
cpe:2.3:a:roundcube:webmail:1.1:beta:*:*:*:*:*:*
cpe:2.3:a:roundcube:webmail:1.1:rc:*:*:*:*:*:*

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