How severe is CVE-2020-5501?

CVE-2020-5501 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2020-5501 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-5501?

CVE-2020-5501 affects Phpbb. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-5501?

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

When was CVE-2020-5501 published?

CVE-2020-5501 was published on 2020-01-15 and last updated on 2026-06-17.

CVE-2020-5501

CVE-2020-5501 is a medium-severity vulnerability in Phpbb with a CVSS 3.x base score of 4.3. 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 3.x base score 4.3)
CVSS v2: 4.3
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Phpbb
Published: 2020-01-15
Last modified: 2026-06-17

Description

phpBB 3.2.8 allows a CSRF attack that can modify a group avatar.

Frequently asked questions

What is CVE-2020-5501?: phpBB 3.2.8 allows a CSRF attack that can modify a group avatar.
How severe is CVE-2020-5501?: CVE-2020-5501 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2020-5501 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-5501?: CVE-2020-5501 affects Phpbb. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-5501?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-5501 published?: CVE-2020-5501 was published on 2020-01-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:phpbb:phpbb:3.2.8:*:*:*:*:*:*:*

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