CVE-2026-63637
Dgraph regex filter injection allows attackers to manipulate DQL and access or modify data.
Is CVE-2026-63637 being exploited?
Not confirmed. CVE-2026-63637 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.25% probability of exploitation in the next 30 days.
How severe is CVE-2026-63637?
CVE-2026-63637 is rated High with a CVSS score of 8.6. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-63637?
Yes. A fix has been recorded for CVE-2026-63637. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-63637 affect?
CVE-2026-63637 affects Dgraph < 25.3.8, Dgraph GraphQL endpoints using maybeQuoteArg. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-63637?
Upgrade Dgraph to 25.3.8; sanitize/block untrusted regex filters; review logs and backups.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
GraphQL regex filter injection enables DQL operator injection via remote GraphQL endpoints, allowing data disclosure, unauthorized modifications, or deletions.
Immediate action required
- affected< 25.3.8
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.