CVE-2026-28410 The Graph: Revocable vesting contracts allows early access to locked tokens

Medium 5.3 Published Updated

A flaw in The Graph's revocable vesting contracts allows users to access locked tokens prematurely, bypassing the intended vesting schedule.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-28410?

CVE-2026-28410 is a medium-severity vulnerability in graphprotocol contracts, published on 5 Mar 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The Graph is an indexing protocol for querying networks like Ethereum, IPFS, Polygon, and other blockchains. Prior to version 3.0.0, a flaw in the token vesting contracts allows users to access tokens that should still be locked according to their vesting schedule. This issue has been patched in version 3.0.0.

Weakness: CWE-682, CWE-284

Which versions are affected by CVE-2026-28410?

It affects 1 product.

Products include Thegraph Graph Protocol Contracts.

How do I fix CVE-2026-28410?

No fix has been published for CVE-2026-28410 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-28410 being exploited?

There is no known exploitation of CVE-2026-28410 in the wild and no public exploit code.

Sources

Also known as GHSA-qx35-rc5x-x39r.

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