CVE-2022-36537

Name: CVE-2022-36537
Creator: NVD / NIST
Published: 2022-08-26T20:15:08.303+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10Actively ExploitedEPSS 95.34%

Last modified Jun 17, 2026

CVE-2022-36537 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. ZK Framework v9.6.1, 9.6.0.1, 9.5.1.3, 9.0.1.2 and 8.6.4.1 allows attackers to access sensitive information via a crafted POST request sent to the component AuUploader.. CISA has confirmed active exploitation in the wild. EPSS estimates a 95.34% chance of exploitation in the next 30 days.

Description

ZK Framework v9.6.1, 9.6.0.1, 9.5.1.3, 9.0.1.2 and 8.6.4.1 allows attackers to access sensitive information via a crafted POST request sent to the component AuUploader.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

95.34%

99.9th percentile

Probability of exploitation in the next 30 days. Learn more

Exploitation Status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by Mar 20, 2023.

Affected Software

Vendor	Product	Versions
Zkoss	Zk Framework	< 8.6.4.2
Zkoss	Zk Framework	>= 9.0.0, < 9.0.1.3
Zkoss	Zk Framework	>= 9.5.0, < 9.5.1.3
Zkoss	Zk Framework	>= 9.6.0, < 9.6.2

References

https://tracker.zkoss.org/browse/ZK-5150Issue Tracking, Patch, Vendor Advisory
https://www.bleepingcomputer.com/news/security/cisa-warns-of-hackers-exploiting-zk-java-framework-rce-flaw/Third Party Advisory
https://tracker.zkoss.org/browse/ZK-5150Issue Tracking, Patch, Vendor Advisory
https://www.bleepingcomputer.com/news/security/cisa-warns-of-hackers-exploiting-zk-java-framework-rce-flaw/Third Party Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-36537US Government Resource

Timeline

Published: Aug 26, 2022
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2022-36537?

ZK Framework v9.6.1, 9.6.0.1, 9.5.1.3, 9.0.1.2 and 8.6.4.1 allows attackers to access sensitive information via a crafted POST request sent to the component AuUploader.

How severe is CVE-2022-36537?

CVE-2022-36537 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 95.34% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.

How do I fix CVE-2022-36537?

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-2022-36537?

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

Scan your code now

Source: NVD / NIST