CVE-2026-82957CWE-918ssrf

CVE-2026-82957

High · published September 1, 2026

CVSS v3.1
7.3
EPSS
1%
Percentile
42.9
In the wild
Unconfirmed
What it is

A vulnerability was found in hyperledger-firefly firefly up to 1.4.0. The impacted element is the function ValidateOptions of the file internal/events/webhooks/webhooks.go of the component Webhook Subscription. Performing a manipulation of the argument url results in server-side request forgery. Remote exploitation of the attack is possible. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

The record
Technical detail
CVSS v3.1
7.3 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CVSS v4.0
6.9 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00513 · 42.9th percentile
Weakness
CWE-918 · Server-Side Request Forgery (SSRF)
Published
2026-09-01T02:17Z
References (4)
https://vuldb.com/cve/CVE-2026-82957 · [email protected]https://vuldb.com/submit/879847 · [email protected]https://vuldb.com/vuln/397306 · [email protected]https://vuldb.com/vuln/397306/cti · [email protected]
EPSS history
Timeline
  • 02 SEP 03:40Z
    EPSS moved — → 0%
    epss
  • 31 AUG 22:00Z
    hyperledger-firefly Webhook Subscription webhooks.go ValidateOptions server-side request forgery
    cvelistv5