How severe is CVE-2020-15698?

CVE-2020-15698 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2020-15698 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-15698?

CVE-2020-15698 affects Joomla Joomla!. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-15698?

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

When was CVE-2020-15698 published?

CVE-2020-15698 was published on 2020-07-15 and last updated on 2026-06-17.

CVE-2020-15698

CVE-2020-15698 is a medium-severity vulnerability in Joomla Joomla! with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Joomla Joomla!
Published: 2020-07-15
Last modified: 2026-06-17

Description

An issue was discovered in Joomla! through 3.9.19. Inadequate filtering on the system information screen could expose Redis or proxy credentials

Frequently asked questions

What is CVE-2020-15698?: An issue was discovered in Joomla! through 3.9.19. Inadequate filtering on the system information screen could expose Redis or proxy credentials
How severe is CVE-2020-15698?: CVE-2020-15698 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2020-15698 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-15698?: CVE-2020-15698 affects Joomla Joomla!. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-15698?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-15698 published?: CVE-2020-15698 was published on 2020-07-15 and last updated on 2026-06-17.

References

https://developer.joomla.org/security-centre/823-20200706-core-system-information-screen-could-expose-redis-or-proxy-credentials.html

Affected products (1)

cpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:*

More vulnerabilities in Joomla Joomla!

CVE-2026-48904 — Critical (CVSS 9.8): An improper access check allows privelege escalation through the com_users group editing webservice endpoint.
CVE-2026-48902 — Critical (CVSS 9.8): The password and username reset features created plain http links for https connections if the "Force SSL" flag wasn't…
CVE-2026-48899 — Critical (CVSS 9.8): An improper access check allows privilege escalation through the com_users batch task.
CVE-2026-48898 — Critical (CVSS 9.8): An improper access check allows privilege escalation through the com_users batch task.
CVE-2026-40383 — Critical (CVSS 9.8): An improper validation of user-supplied input leads to a local file inclusion vulnerability.
CVE-2026-35223 — Critical (CVSS 9.8): An improper access check allows unauthorized access to com_config webservice endpoints.

All CVEs affecting Joomla Joomla! →