CVE-2021-27568

Name: CVE-2021-27568
Creator: NVD / NIST
Published: 2021-02-23T02:15:12.887+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.9/10EPSS 2.89%

Last modified Jun 17, 2026

CVE-2021-27568 is a medium-severity vulnerability rated 5.9/10 on the CVSS scale. An issue was discovered in netplex json-smart-v1 through 2015-10-23 and json-smart-v2 through 2.4. An exception is thrown from a function, but it is not caught, as demonstrated by NumberFormatException. EPSS estimates a 2.89% chance of exploitation in the next 30 days.

Description

An issue was discovered in netplex json-smart-v1 through 2015-10-23 and json-smart-v2 through 2.4. An exception is thrown from a function, but it is not caught, as demonstrated by NumberFormatException. When it is not caught, it may cause programs using the library to crash or expose sensitive information.

Metrics

CVSS 3.1

5.9/10

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

2.89%

85.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-754

Affected Software

Vendor	Product	Versions
Json-Smart Project	Json-Smart-V1	< 1.3.2
Json-Smart Project	Json-Smart-V2	< 2.3.1
Json-Smart Project	Json-Smart-V2	>= 2.4, < 2.4.1
Oracle	Communications Cloud Native Core Policy	1.14.0
Oracle	Oss Support Tools	< 2.12.42
Oracle	Peoplesoft Enterprise Peopletools	8.58
Oracle	Peoplesoft Enterprise Peopletools	8.59
Oracle	Utilities Framework	4.4.0.0.0
Oracle	Utilities Framework	4.4.0.2.0
Oracle	Utilities Framework	4.4.0.3.0
Oracle	Weblogic Server	12.2.1.3.0
Oracle	Weblogic Server	12.2.1.4.0
Oracle	Weblogic Server	14.1.1.0.0

References

https://github.com/netplex/json-smart-v1/issues/7Exploit, Third Party Advisory
https://github.com/netplex/json-smart-v2/issues/60Exploit, Third Party Advisory
https://lists.apache.org/thread.html/rb6287f5aa628c8d9af52b5401ec6cc51b6fc28ab20d318943453e396%40%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/re237267da268c690df5e1c6ea6a38a7fc11617725e8049490f58a6fa%40%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/rf70210b4d63191c0bfb2a0d5745e104484e71703bf5ad9cb01c980c6%40%3Ccommits.druid.apache.org%3E
https://www.oracle.com//security-alerts/cpujul2021.htmlPatch, Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch, Third Party Advisory
https://www.oracle.com/security-alerts/cpujan2022.htmlPatch, Third Party Advisory
https://github.com/netplex/json-smart-v1/issues/7Exploit, Third Party Advisory
https://github.com/netplex/json-smart-v2/issues/60Exploit, Third Party Advisory
https://lists.apache.org/thread.html/rb6287f5aa628c8d9af52b5401ec6cc51b6fc28ab20d318943453e396%40%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/re237267da268c690df5e1c6ea6a38a7fc11617725e8049490f58a6fa%40%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/rf70210b4d63191c0bfb2a0d5745e104484e71703bf5ad9cb01c980c6%40%3Ccommits.druid.apache.org%3E
https://www.oracle.com//security-alerts/cpujul2021.htmlPatch, Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch, Third Party Advisory
https://www.oracle.com/security-alerts/cpujan2022.htmlPatch, Third Party Advisory

Timeline

Published: Feb 23, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-27568?

How severe is CVE-2021-27568?

CVE-2021-27568 has a CVSS score of 5.9/10 (MEDIUM severity). The EPSS model estimates a 2.89% probability of exploitation in the next 30 days.

How do I fix CVE-2021-27568?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-27568?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST