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P5
CVE-2026-18353: Eclipse CSI - PIA 0.4.0 to before 0.6.0
CVE-2026-18353. EPSS 0.00406 (percentile 0.33686), scored 22-Oct-2026.
Affected technology
Eclipse CSI - PIA · 0.4.0 to before 0.6.0
Eclipse Foundation
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · No privileges required · No user interaction required
What an attacker can do
An attacker can craft an issuer that passes the allowlist check yet drives `requests` — and subsequently `urllib.request.urlopen` for JWKS retrieval — to connect to an arbitrary attacker-chosen host, port, and scheme. Vendor/CNA’s CVSS 4.0 assessment (base score 8.8/10) rates confidentiality impact as low; integrity impact as high; availability impact as none.
- CWE
- CWE-918
- CCR priority
- 0.1 /100 (P5)
- EPSS
- 0.00406 · percentile 0.33686 · 2026-10-22
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-24 01:40:49.068977+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-18353.html