PT-2026-26465

🗓️ 19 Mar 2026 00:00:00Reported by Positive TechnologiesType

Flatted parse allows prototype pollution via attacker keys as array indices, exposing Array.prototype globally.

Reporter	Title	Published	Views	Family All 42
IBM Security Bulletins	Security Bulletin: Multiple Vulnerabilities in IBM watsonx Code Assistant On Prem	9 Apr 202610:57	–	ibm
IBM Security Bulletins	Security Bulletin: Multiple Vulnerabilities in IBM Edge Application Manager	23 Apr 202619:33	–	ibm
IBM Security Bulletins	Security Bulletin: IBM App Connect Enterprise Certified Container operator and operands are vulnerable to arbitrary code execution, loss of confidentiality and denial of service	6 May 202613:05	–	ibm
IBM Security Bulletins	Security Bulletin: IBM Maximo Application Suite - Monitor Component uses flatted-3.3.1.tgz, flatted-3.3.2.tgz, flatted-3.3.3.tgz which is vulnerable to CVE-2026-33228.	1 May 202612:00	–	ibm
IBM Security Bulletins	Security Bulletin: Security vulnerabilities have been found in IBM Verify Identity Access Digital Credentials	12 Jun 202601:05	–	ibm
IBM Security Bulletins	Security Bulletin: Due to the use of flatted, IBM DevOps Solution Workbench ist affected by leaking a live reference to Array.Prototype	24 Mar 202613:36	–	ibm
IBM Security Bulletins	Security Bulletin: Vulnerability in flatted affects IBM watsonx Assistant Cartridge and IBM watsonx Orchestrate with watsonx Assistant Cartridge.	22 Jun 202613:17	–	ibm
IBM Security Bulletins	Security Bulletin: IBM Quantum Safe Remediator is affected by multiple vulnerabilities	5 May 202615:14	–	ibm
ATTACKERKB	CVE-2026-33228	20 Mar 202623:06	–	attackerkb
Chainguard	CVE-2026-33228 vulnerabilities	21 Mar 202601:17	–	cgr

Source	Link
nvd	www.nvd.nist.gov/vuln/detail/CVE-2026-33228
github	www.github.com/WebReflection/flatted/releases/tag/v3.4.2
ubuntu	www.ubuntu.com/security/CVE-2026-33228
osv	www.osv.dev/vulnerability/UBUNTU-CVE-2026-33228
twitter	www.twitter.com/CVEnew/status/2035262112193270059
osv	www.osv.dev/vulnerability/DEBIAN-CVE-2026-33228
github	www.github.com/WebReflection/flatted/security/advisories/GHSA-rf6f-7fwh-wjgh
github	www.github.com/CVEProject/cvelistV5/tree/main/cves/2026/33xxx/CVE-2026-33228.json
osv	www.osv.dev/vulnerability/ROOT-APP-NPM-CVE-2026-33228
security-tracker	www.security-tracker.debian.org/tracker/CVE-2026-33228

04 Jun 2026 00:00Current

5.5Medium risk

Vulners AI Score5.5

CVSS 3.19.8

CVSS 49.3

EPSS0.00613

SSVC