CVEPublished 2026-09-02Modified 2026-09-030 articles on news4 live referencesNVD data

CVE-2026-84655

Vulnerability data via NVD (ingested)

CVSS v3.1
4.3
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
EPSS percentile
Description

Jenkins 2.579 and earlier, LTS 2.568.2 and earlier does not escape map keys when serializing objects as JSON and Python through its REST API, allowing attackers able to control map property names to inject arbitrary fields into JSON and Python API responses.

Timeline
Published 2026-09-02
Modified 2026-09-03

External references

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

More intel sources (5)

Known PoCs on GitHub

No public proof-of-concept repositories found for CVE-2026-84655 on GitHub.
We haven't classified any articles referencing CVE-2026-84655 yet. The external references above still apply.