CVE-2026-34931

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Source
https://cve.org/CVERecord?id=CVE-2026-34931
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-34931.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-34931
Aliases
  • GHSA-7fg7-wx5q-6m3v
Published
2026-04-02T19:21:35.136Z
Modified
2026-07-15T01:49:12.619006386Z
Severity
  • 8.5 (High) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N CVSS Calculator
Summary
hoppscotch: Improper loopback redirect_uri validation in device-login flow
Details

hoppscotch is an open source API development ecosystem. Prior to version 2026.3.0, there is an open redirect vulnerability that leads to token exfiltration. With these tokens, the attacker can sign in as the victim to takeover their account. This issue has been patched in version 2026.3.0.

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/34xxx/CVE-2026-34931.json",
    "cwe_ids": [
        "CWE-601"
    ],
    "cna_assigner": "GitHub_M"
}
References

Affected packages

Git / github.com/hoppscotch/hoppscotch

Affected ranges

Type
GIT
Repo
https://github.com/hoppscotch/hoppscotch
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
d45903d2e5363a0993f6aafa503ab20fb1b6bec5
Database specific 
{
    "cpe": "cpe:2.3:a:hoppscotch:hoppscotch:*:*:*:*:*:*:*:*",
    "source": [
        "AFFECTED_FIELD",
        "CPE_RANGE",
        "REFERENCES"
    ],
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "2026.3.0"
        }
    ]
}

Affected versions

2023.*
2023.12.0
2023.12.1
2023.12.2
2023.12.3
2023.4.0
2023.4.1
2023.4.2
2023.4.3
2023.4.4
2023.4.5
2023.8.0
2023.8.1
2023.8.2
2024.*
2024.10.0
2024.10.1
2024.11.0
2024.12.0
2024.12.1
2024.12.2
2024.3.0
2024.3.1
2024.3.2
2024.3.3
2024.6.0
2024.7.0
2024.7.1
2024.8.0
2024.8.1
2024.8.2
2024.8.3
2024.9.0
2024.9.1
2024.9.2
2025.*
2025.1.0
2025.1.1
2025.10.0
2025.10.1
2025.11.0
2025.11.1
2025.11.2
2025.12.0
2025.12.1
2025.2.0
2025.2.1
2025.3.0
2025.3.1
2025.3.2
2025.4.0
2025.5.0
2025.5.1
2025.6.0
2025.6.1
2025.7.0
2025.7.1
2025.8.0
2025.8.1
2025.9.0
2025.9.1
2025.9.2
2026.*
2026.1.0
2026.1.1
2026.2.0
2026.2.1
v0.*
v0.1.0
v1.*
v1.0.0
v1.10.0
v1.12.0
v1.5.0
v1.9.0
v1.9.5
v1.9.7
v1.9.9
v2.*
v2.0.0
v2.1.0
v2.2.0
v2.2.1
v3.*
v3.0.0
v3.0.1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-34931.json"