CVE-2025-67221
highpriority · track · 10EPSS 0.006 · 50 %ileexploit · PoCDEEUUSEPSS · scored 2026-10-27
The orjson.dumps function in orjson thru 3.11.4 does not limit recursion for deeply nested JSON documents.
remediations
Vendor fix, mitigation, or workaround guidance, as published by each source.
A vendor fix is available.
- Fixedpython313-orjson-0:3.10.15-160000.3.1.aarch64 as component of SUSE Linux Enterprise Server 16.0suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedpython313-orjson-0:3.10.15-160000.3.1.aarch64 as component of SUSE Linux Enterprise Server for SAP applications 16.0suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedpython313-orjson-0:3.10.15-160000.3.1.ppc64le as component of SUSE Linux Enterprise Server 16.0suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedpython313-orjson-0:3.10.15-160000.3.1.ppc64le as component of SUSE Linux Enterprise Server for SAP applications 16.0suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedpython313-orjson-0:3.10.15-160000.3.1.s390x as component of SUSE Linux Enterprise Server 16.0suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedpython313-orjson-0:3.10.15-160000.3.1.s390x as component of SUSE Linux Enterprise Server for SAP applications 16.0suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedpython313-orjson-0:3.10.15-160000.3.1.x86_64 as component of SUSE Linux Enterprise Server 16.0suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedpython313-orjson-0:3.10.15-160000.3.1.x86_64 as component of SUSE Linux Enterprise Server for SAP applications 16.0suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedpython311-orjson-0:3.11.5-1.1.aarch64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedpython311-orjson-0:3.11.5-1.1.ppc64le as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedpython311-orjson-0:3.11.5-1.1.s390x as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedpython311-orjson-0:3.11.5-1.1.x86_64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedpython312-orjson-0:3.11.5-1.1.aarch64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedpython312-orjson-0:3.11.5-1.1.ppc64le as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedpython312-orjson-0:3.11.5-1.1.s390x as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedpython312-orjson-0:3.11.5-1.1.x86_64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedpython313-orjson-0:3.11.5-1.1.aarch64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedpython313-orjson-0:3.11.5-1.1.ppc64le as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedpython313-orjson-0:3.11.5-1.1.s390x as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedpython313-orjson-0:3.11.5-1.1.x86_64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedpython313-orjson-0:3.10.15-160000.3.1.aarch64 as component of openSUSE Leap 16.0suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedpython313-orjson-0:3.10.15-160000.3.1.ppc64le as component of openSUSE Leap 16.0suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedpython313-orjson-0:3.10.15-160000.3.1.s390x as component of openSUSE Leap 16.0suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedpython313-orjson-0:3.10.15-160000.3.1.x86_64 as component of openSUSE Leap 16.0suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5.9–7.5
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
exploits (1)
Public proof-of-concept and weaponised exploit code.
- kpatsakis/CVE-2025-67221A vulnerability in orjsonPoC · poc_in_github
affected products (6)
Products and version ranges known to be affected.
advisories (6)
Vendor and ecosystem advisories describing this.
- SUSE-SU-2026:20920-1Security update for python-orjson2026-03-20csaf · suse_csafDE
Security update for python-orjson
- WID-SEC-W-2026-3046IBM Concert: Mehrere SchwachstellenDeutsch2026-08-26csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in IBM Concert ausnutzen, um beliebigen Programmcode auszuführen, um einen Denial of Service Angriff durchzuführen, um Informationen offenzulegen, um Dateien zu manipulieren, um einen Cross-Site Scripting Angriff durchzuführen, um einen SQL-Injection Angriff durchzuführen und um Sicherheitsvorkehrungen zu umgehen.
- openSUSE-SU-2026:10103-1python311-orjson-3.11.5-1.1 on GA media2026-01-27csaf · suse_csafDE
python311-orjson-3.11.5-1.1 on GA media
- openSUSE-SU-2026:20407-1Security update for python-orjson2026-03-20csaf · suse_csafDE
Security update for python-orjson
- GHSA-hx9q-6w63-j58vorjson does not limit recursion for deeply nested JSON documents2026-01-22ghsa · osvUS
The orjson.dumps function in orjson before 3.11.6 does not limit recursion for deeply nested JSON documents.
- PYSEC-2026-1072026-01-22vendor · osvUS
The orjson.dumps function in orjson thru 3.11.4 does not limit recursion for deeply nested JSON documents.
also known as (6)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (7)
External citations — patches, advisories, analysis.
- https://github.com/ijl/orjsoncnnvd
- https://github.com/ijl/orjson/releasesPatchcnnvd
- https://github.com/kpatsakis/orjson_vulnerabilitycnnvd
- https://github.com/ijl/orjsonenisa_euvd
- https://github.com/kpatsakis/orjson_vulnerabilityenisa_euvd
- https://github.com/ijl/orjsonProductnvd
- https://github.com/kpatsakis/orjson_vulnerabilityExploitThird Party Advisorynvd
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