Buffer overflow in Apollographql Router
CVE-2025-32033
The Apollo Router Core is a configurable, high-performance graph router written in Rust to run a federated supergraph that uses Apollo Federation 2. Prior to 1.61.2 and 2.1.1, the operation limits plugin uses unsigned 32-bit integers to tr…
Vulnerability class: Buffer Overflow
EPSS: 0.002 (44.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Apollographql Router — versions < 1.61.2, >= 2.0.0-alpha.0, < 2.1.1
Weakness classification (CWE)
References
- https://github.com/apollographql/router/security/advisories/GHSA-84m6-5m72-45fp (x_refsource_CONFIRM)
- https://github.com/apollographql/router/commit/ab6675a63174715ea6ff50881fc957831d4e9564 (x_refsource_MISC)
- https://github.com/apollographql/router/commit/bba032e183b861348a466d3123c7137a1ae18952 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2025-32033?
- CVE-2025-32033 is a high-severity vulnerability in Apollographql Router, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2025-04-07.
- How severe is CVE-2025-32033?
- High severity. CVSS v3 base score is 7.5 out of 10.