What is CVE-2020-28043?

CVE-2020-28043 is a high-severity vulnerability in Misp, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.5/10. Published 2020-11-02.

How severe is CVE-2020-28043?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2020-28043 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

SSRF in Misp

CVE-2020-28043

MISP through 2.4.133 allows SSRF in the REST client via the use_full_path parameter with an arbitrary URL.

Vulnerability class: SSRF (Server-Side Request Forgery)

Published 2020-11-02 · last modified 2026-06-22.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.013 (69.8th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 69.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

Public proof-of-concept exploits

References

github.com/MISP/MISP/commit/6e81c8ee8ad19576c055b5c4773f914b918f32be (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2020-28043?: CVE-2020-28043 is a high-severity vulnerability in Misp, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.5/10. Published 2020-11-02.
How severe is CVE-2020-28043?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2020-28043 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.