CVE-2021-21479

mediumpriority · track · 40EPSS 0.101 · 96 %ileEUUS

grimoire priorityP1 · Urgent

Exploitable?

—

no known exploitation

Likely / severe?

10.1% (96th) EPSS

CVSS 6.4 · medium

Is it mine?

3 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · osv

EPSS · scored 2026-10-27

In SCIMono before 0.0.19, it is possible for an attacker to inject and execute java expression compromising the availability and integrity of the system.

cvss

Technical severity, 0–10. One row per scoring source.

9.1

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–critical · 6.4–9.1

v2.06.4mediumAV:N/AC:L/Au:N/C:N/I:P/A:Pprimary · NVD / NIST USexploitability 10 · impact 4.9

v3.19.1criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.2

v3.08.1highCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:Hsecondary · ENISA EU

v3.08.1highCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:Hsecondary · cna@sap.comexploitability 2.8 · impact 5.2

v3.19.1criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H/E:Hsecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-74USprimaryCWE-59USCWE-62USCWE-690USCWE-74USCWE-77USCWE-917US

affected products (3)

Products and version ranges known to be affected.

SAP SE SCIMono≤ < 0.0.19enisa_euvdEU
sap scimono< 0.0.19nvdUScpe:2.3:a:sap:scimono:*:*:*:*:*:*:*:*
Maven com.sap.scimono:scimono-server< 0.0.19osvUSpkg:maven/com.sap.scimono/scimono-server

advisories (1)

Vendor and ecosystem advisories describing this.

GHSA-29q4-gxjq-rx5cRemote Code Execution in SCIMono2021-02-10ghsa · osvUS
### Impact It is possible for attacker to inject and execute java expression and compromising the availability and integrity of the system. ### Patches The issue was fixed on [0.0.19 version](https://mvnrepository.com/artifact/com.sap.scimono/scimono-server/0.0.19)

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd osv NVD CVE.org MITRE

published 2021-02-09modified 2026-06-17

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+5979 more

references (3)

External citations — patches, advisories, analysis.

scry

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