CVE-2020-16248

MEDIUMNVD 5.85.8—Elevated

5.8

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

CVSS v3: 5.8
EG Score: 5.8(medium)
EPSS: 90.7%
KEV: Not listed

Published

August 9, 2020

Last Modified

November 21, 2024

References (10)

cve@mitrehttps://github.com/prometheus/blackbox_exporter/issues/669
cve@mitrehttps://prometheus.io/docs/operating/security/#exporters
cve@mitrehttps://seclists.org/oss-sec/2020/q3/94
cve@mitrehttps://www.openwall.com/lists/oss-security/2020/08/08/12
cve@mitrehttps://www.openwall.com/lists/oss-security/2020/08/08/3
af854a3a-2127-422b-91ae-364da2661108https://github.com/prometheus/blackbox_exporter/issues/669
af854a3a-2127-422b-91ae-364da2661108https://prometheus.io/docs/operating/security/#exporters
af854a3a-2127-422b-91ae-364da2661108https://seclists.org/oss-sec/2020/q3/94
af854a3a-2127-422b-91ae-364da2661108https://www.openwall.com/lists/oss-security/2020/08/08/12
af854a3a-2127-422b-91ae-364da2661108https://www.openwall.com/lists/oss-security/2020/08/08/3

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-918Server-Side Request Forgery (SSRF)

Data Freshness Timeline

(refreshed 11× in last 7d / 19× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 00:29 UTCEG score recompute
2026-05-27 00:29 UTCGHSA enrichment
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-24 16:48 UTCepss_batch

Publicly available exploits

(1 reference)

Working exploit code is in the public domain. Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

Nucleihttp/cves/2020/CVE-2020-16248.yaml
First seen Jan 1, 2020
Prometheus Blackbox Exporter - Server-Side Request Forgery (SSRF)
Open source ↗

Frequently asked(5)

What is CVE-2020-16248?

CVE-2020-16248 is a medium vulnerability published on August 9, 2020. 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

When was CVE-2020-16248 disclosed?

CVE-2020-16248 was first published in the National Vulnerability Database on August 9, 2020, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2020-16248 actively exploited?

CVE-2020-16248 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 90.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2020-16248?

CVE-2020-16248 has a CVSS v3 base score of 5.8 (NVD).

How do I remediate CVE-2020-16248?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-16248, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2020-16248

📅 Published

🔄 Last Modified

🔗 References (10)

Weakness Classification(1)

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2020-16248?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (10)

Frequently asked(5)

Related CVEs(same CWE)