What is CVE-2026-28410?

CVE-2026-28410 is a high-severity vulnerability in Graphprotocol Contracts, classified under Improper Access Control. CVSS score: 8.1/10. Published 2026-03-05.

How severe is CVE-2026-28410?

High severity. CVSS v3 base score is 8.1 out of 10.

Vulnerability in Graphprotocol Contracts

CVE-2026-28410

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.

EPSS: 0.002 (13.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

Affected products

Graphprotocol Contracts — versions < 3.0.0
Thegraph Graph_protocol_contracts

Weakness classification (CWE)

References

security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
security-advisories@github.com (Patch, x_refsource_MISC)

Frequently asked questions

What is CVE-2026-28410?: CVE-2026-28410 is a high-severity vulnerability in Graphprotocol Contracts, classified under Improper Access Control. CVSS score: 8.1/10. Published 2026-03-05.
How severe is CVE-2026-28410?: High severity. CVSS v3 base score is 8.1 out of 10.