CVE-2020-15879

7.5 highEPSS 2.7%

High (7.5) in bitwarden server. EPSS 2.7% chance of exploitation in the next 30 days.

Bitwarden Server 1.35.1 allows SSRF because it does not consider certain IPv6 addresses (ones beginning with fc, fd, fe, or ff, and the :: address) and certain IPv4 addresses (0.0.0.0/8, 127.0.0.0/8, and 169.254.0.0/16).

Severity

CVSS 3.1

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS: 2.7% chance of exploitation in the next 30 days; higher than 85% of CVEs (scores of 2026-10-31)
CWE: CWE-918
Published: 2020-07-21
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

bitwarden:server

References

https://github.com/bitwarden/server/pull/827
https://github.com/bitwarden/server/pull/827

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