CVE-2026-75106

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Source
https://cve.org/CVERecord?id=CVE-2026-75106
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-75106.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-75106
Published
2026-08-17T20:36:02Z
Modified
2026-08-22T03:30:55Z
Severity
  • 9.3 (Critical) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N CVSS Calculator
Summary
OpnForm Editable Submission Secret Derivation via Empty Hashids Salt
Details

OpnForm derives editable-submission secrets from sequential row identifiers using Hashids with an empty default salt, allowing unauthenticated attackers to compute hashes for any submission. Attackers can read other respondents' full submission data through the submission-fetch endpoint or overwrite submissions by supplying predicted hashes to the answer endpoint.

Database specific 
{
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
        "CWE-340"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/75xxx/CVE-2026-75106.json"
}
References

Affected packages

Git / github.com/opnform/opnform

Affected ranges

Type
GIT
Repo
https://github.com/opnform/opnform
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
6c67ff0a9bc0ac27ae26b32b8e108a176f8161b1
Fixed
b8f27f58a5893ff4eee3c4c2a24f0af77da0159f
Database specific
Show details 
{
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "2.0.2"
        }
    ],
    "source": [
        "AFFECTED_FIELD",
        "REFERENCES"
    ]
}

Affected versions

1.*
1.3.0
v1.*
v1.0.1
v1.1.1
v1.1.2
v1.1.3
v1.1.4
v1.10.0
v1.10.1
v1.10.2
v1.11.0
v1.11.1
v1.12.0
v1.12.1
v1.13.0
v1.13.1
v1.13.2
v1.2.1
v1.2.2
v1.2.3
v1.2.4
v1.2.5
v1.2.6
v1.3.0
v1.3.2
v1.3.3
v1.3.4
v1.3.5
v1.3.6
v1.3.7
v1.4.0
v1.4.1
v1.4.2
v1.4.3
v1.4.4
v1.4.5
v1.5
v1.6
v1.6.1
v1.6.2
v1.6.3
v1.6.4
v1.6.5
v1.6.6
v1.7.0
v1.7.1
v1.7.3
v1.8.0
v1.9.0
v1.9.1
v1.9.2
v1.9.3
v1.9.5
v1.9.6
v1.9.7
v2.*
v2.0.0
v2.0.1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-75106.json"