CVE-2020-16248

5.8 mediumEPSS 3.1%

Medium (5.8) in prometheus blackbox exporter. EPSS 3.1% chance of exploitation in the next 30 days.

Prometheus Blackbox Exporter through 0.17.0 allows /probe?target= SSRF. NOTE: follow-on discussion suggests that this might plausibly be interpreted as both intended functionality and also a vulnerability

Severity

CVSS 3.1

5.8 medium

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

EPSS: 3.1% chance of exploitation in the next 30 days; higher than 87% of CVEs (scores of 2026-10-31)
CWE: CWE-918
Published: 2020-08-09
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

prometheus:blackbox_exporter

References

https://github.com/prometheus/blackbox_exporter/issues/669
https://prometheus.io/docs/operating/security/#exporters
https://seclists.org/oss-sec/2020/q3/94
https://www.openwall.com/lists/oss-security/2020/08/08/12
https://www.openwall.com/lists/oss-security/2020/08/08/3

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