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CVE-2026-58656: grav 0 through 1.0.0-rc.15
CVE-2026-58656. CVSS 3.1 base score 7.5 (HIGH, Vendor/CNA). EPSS 0.00451 (percentile 0.38923), scored 25-Oct-2026.
Affected technology
grav · 0 through 1.0.0-rc.15
getgrav
Description’s affected range: before v1.0.0-rc.16 accepts JWT tokens via the ?token= URL query parameter and responds with Access-Control-Allow-Origin: *
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
Unauthenticated attackers can make fully authenticated cross-origin API requests from any malicious website. Vendor/CNA’s CVSS 4.0 assessment (base score 8.7/10) rates confidentiality impact as high; integrity and availability impact as none.
- CWE
- CWE-598
- CCR priority
- 30.1 /100 (P4)
- 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 · Vendor/CNA
- EPSS
- 0.00451 · percentile 0.38923 · 2026-10-25
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-25 21:44:36.062275+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-58656.html