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VulnerabilityPublished Updated

CVE-2026-96759: orval · Code Injection

Affects orvalSource CVE Database V5

0
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Not known to be exploited · CVSS 9.3 Critical : upgrade to 8.29.0 as a priority.

Data as of 6 Nov 2026, 23:24 UTC

CVSS 4.0 base score
9.3Critical
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.5% chance of exploitation in 30 days – higher than 45% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 8.29.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 23 Sep 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 6 Nov 2026.

What to do

Upgrade orval and orval-labs/orval to 8.29.0.

Affected software

ProductAffectedFixed in
orval-labsorvalAffected
  • <8.29.0
Fixed in
  • 8.29.0
GitHuborval-labs/orvalpkg:github/orval-labs/orvalOther threatsAffected
  • <8.29.0
Fixed in
  • 8.29.0

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Users should upgrade orval to version 8.29.0 or later where this vulnerability is fixed. No other mitigation is indicated. Patch status is confirmed by the version boundary in the affectedVersions field.

Description

orval before 8.29.0 fails to escape the operationId parameter when emitting it into generated TanStack Query mutator options metadata objects. Attackers can inject arbitrary JavaScript code through a crafted operationId in an OpenAPI specification that executes when generated hooks are called.

References

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