ShellCodeX vulnerability brief
CRITICAL
Received
CVE-2026-75106
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.
Published 17 Aug 2026, 21:16 UTC
Last modified 17 Aug 2026, 21:16 UTC
01
Attack profile
The conditions required to exploit this vulnerability and its potential impact.
Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Not assessed
Confidentiality
Not assessed
Integrity
Not assessed
Availability
Not assessed
02
Affected products
Product applicability statements supplied with the NVD record.
NVD has not published structured affected-product data for this record.
03
Weakness classification
CWE categories help security teams group the underlying software weakness.
04
Source references
External advisories, patches and technical reports attached to this CVE record.
NVD
National Vulnerability Database recordnvd.nist.gov
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01
Technical reference
disclosure@vulncheck.com
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02
Technical reference
disclosure@vulncheck.com
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03
Technical reference
disclosure@vulncheck.com
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04
Technical reference
disclosure@vulncheck.com
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05
Technical reference
disclosure@vulncheck.com
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