What is CVE-2021-39057?

CVE-2021-39057 is a high-severity vulnerability in IBM Spectrum Protect Plus, classified under Server-Side Request Forgery (SSRF). CVSS score: 8.1/10. Published 2021-12-13.

How severe is CVE-2021-39057?

High severity. CVSS v3 base score is 8.1 out of 10.

SSRF in IBM Spectrum Protect Plus

CVE-2021-39057

IBM Spectrum Protect Plus 10.1.0.0 through 10.1.8.x is vulnerable to server-side request forgery (SSRF). This may allow an authenticated attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks. IBM X-Force ID: 214616.

Vulnerability class: SSRF (Server-Side Request Forgery)

Published 2021-12-13 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.005 (43.0th percentile), scored 2026-11-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 43.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000

Affected products

IBM Spectrum Protect Plus — versions 10.1.0.0, 10.1.8.0
IBM Spectrum Protect Plus
Linux Kernel

Weakness classification (CWE)

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

References

www.ibm.com/support/pages/node/6525346 (Patch, Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/214616 (VDB Entry, vdb-entry, Vendor Advisory)

Frequently asked questions

What is CVE-2021-39057?: CVE-2021-39057 is a high-severity vulnerability in IBM Spectrum Protect Plus, classified under Server-Side Request Forgery (SSRF). CVSS score: 8.1/10. Published 2021-12-13.
How severe is CVE-2021-39057?: High severity. CVSS v3 base score is 8.1 out of 10.