How severe is CVE-2020-5305?

CVE-2020-5305 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2020-5305 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-5305?

CVE-2020-5305 affects Codologic Codoforum. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-5305?

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

When was CVE-2020-5305 published?

CVE-2020-5305 was published on 2020-01-05 and last updated on 2026-06-17.

CVE-2020-5305

CVE-2020-5305 is a medium-severity vulnerability in Codologic Codoforum with a CVSS 3.x base score of 4.8. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 4.8)
CVSS v2: 3.5
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Codologic Codoforum
Published: 2020-01-05
Last modified: 2026-06-17

Description

Codoforum 4.8.3 allows XSS in the admin dashboard via a name field of a new user, i.e., on the Manage Users screen.

Frequently asked questions

What is CVE-2020-5305?: Codoforum 4.8.3 allows XSS in the admin dashboard via a name field of a new user, i.e., on the Manage Users screen.
How severe is CVE-2020-5305?: CVE-2020-5305 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2020-5305 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-5305?: CVE-2020-5305 affects Codologic Codoforum. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-5305?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-5305 published?: CVE-2020-5305 was published on 2020-01-05 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:codologic:codoforum:4.8.3:*:*:*:*:*:*:*

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