{"action":"Upgrade github.com/gofiber/fiber/v3 to 3.3.0 or later.","affected":[{"fixed":"3.3.0","introduced":"0"}],"component":"github.com/gofiber/fiber/v3","cve_ids":["CVE-2026-45045"],"ecosystem":"Go","epss":0.00463,"exploited":false,"fixed_versions":["3.3.0"],"ghsa_id":"GHSA-gcfq-8gqf-4876","id":"tcs_01M5KGQGAPNYK89Y3XFJPV4218","modified_at":"2026-07-24T19:00:26.866465717Z","published_at":"2026-07-24T18:35:55Z","references":["https://osv.dev/vulnerability/GO-2026-5887","https://github.com/gofiber/fiber/security/advisories/GHSA-gcfq-8gqf-4876","https://github.com/gofiber/fiber/pull/4260"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"GO-2026-5887","url":"https://osv.dev/vulnerability/GO-2026-5887"},{"source":"nvd","source_id":"CVE-2026-45045","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-45045"}],"summary":"GoFiber Vulnerable to X-Real-IP Spoofing via Header.Add() in BalancerForward in github.com/gofiber/fiber"}