CVE-2026-125748
4.3 MEDIUMpublic exploit availablePublished 2026-11-10 · Updated 2026-11-10
AI analysis for this CVE has not been generated yet. Raw NVD data is shown below.
NVD description
Parabol before 15.21.2 contains a missing authorization vulnerability in the addReactjiToReactable GraphQL mutation that allows authenticated users to tamper with reactions on other organizations' content. Attackers can pair their own meetingId with a reactableId of another tenant's reflection, comment, or sequential team prompt response to add or remove their reactions.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Weaknesses
CWE-639
Public exploit & PoC references
- https://github.com/ParabolInc/parabol/blob/v15.21.1/packages/server/graphql/public/mutations/addReactjiToReactable.ts#L36-L99
- https://github.com/ParabolInc/parabol/commit/1f063b2f2768ad3a6138156ddce9d938f58e8005
- https://github.com/ParabolInc/parabol/issues/13727
- https://github.com/ParabolInc/parabol/releases/tag/v15.21.2
All references
- https://github.com/ParabolInc/parabol/blob/v15.21.1/packages/server/graphql/public/mutations/addReactjiToReactable.ts#L36-L99
- https://github.com/ParabolInc/parabol/commit/1f063b2f2768ad3a6138156ddce9d938f58e8005
- https://github.com/ParabolInc/parabol/issues/13727
- https://github.com/ParabolInc/parabol/releases/tag/v15.21.2
- https://hackmd.io/@hieuPenguinnn/parabol-addreactjitoreactable-cross-meeting-idor
- https://www.vulncheck.com/advisories/parabol-before-15.21.2-missing-authorization-via-addreactjitoreactable-mutation
Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.
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