How severe is CVE-2020-28208?

CVE-2020-28208 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-2020-28208 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 11% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-28208?

CVE-2020-28208 affects Rocket.chat. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-28208?

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

When was CVE-2020-28208 published?

CVE-2020-28208 was published on 2021-01-08 and last updated on 2026-06-17.

CVE-2020-28208

CVE-2020-28208 is a medium-severity vulnerability in Rocket.chat with a CVSS 3.x base score of 5.3. Its EPSS exploit-prediction score of 11% places it in the 95th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-203.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 11% (95th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-203
Affected product: Rocket.chat
Published: 2021-01-08
Last modified: 2026-06-17

Description

An email address enumeration vulnerability exists in the password reset function of Rocket.Chat through 3.9.1.

Frequently asked questions

What is CVE-2020-28208?: An email address enumeration vulnerability exists in the password reset function of Rocket.Chat through 3.9.1.
How severe is CVE-2020-28208?: CVE-2020-28208 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-2020-28208 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 11% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-28208?: CVE-2020-28208 affects Rocket.chat. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-28208?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-28208 published?: CVE-2020-28208 was published on 2021-01-08 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:rocket.chat:rocket.chat:*:*:*:*:*:*:*:*

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