What is CVE-2021-28979?

CVE-2021-28979 is a medium-severity vulnerability in Thalesgroup Safenet Keysecure, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.5/10. Published 2021-06-16.

How severe is CVE-2021-28979?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Thalesgroup Safenet Keysecure

CVE-2021-28979

SafeNet KeySecure Management Console 8.12.0 is vulnerable to HTTP response splitting attacks. A remote attacker could exploit this vulnerability using specially-crafted URL to cause the server to return a split response, once the URL is clicked.

Published 2021-06-16 · last modified 2026-07-09.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.012 (66.4th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 66.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

Thalesgroup Safenet Keysecure

Weakness classification (CWE)

CWE-74 — Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection)

References

af854a3a-2127-422b-91ae-364da2661108 (Not Applicable)
www.gruppotim.it/redteam (Third Party Advisory)
af854a3a-2127-422b-91ae-364da2661108 (Product)
www.thalesgroup.com/en (Vendor Advisory)

Frequently asked questions

What is CVE-2021-28979?: CVE-2021-28979 is a medium-severity vulnerability in Thalesgroup Safenet Keysecure, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.5/10. Published 2021-06-16.
How severe is CVE-2021-28979?: Medium severity. CVSS v3 base score is 6.5 out of 10.