Answer in brief
CVE-2022-2835 records a Medium severity (CVSS 4.4) vulnerability in coreDNS vulnerable to Improper Restriction of Communication Channel to Intended Endpoints. The current sources do not mark it as known exploited. The current feed maps github.com/coredns/coredns (go). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 4.4. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps github.com/coredns/coredns (go). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| github.com/coredns/corednsgo | >=0 | Not reported |
Published upstream
Mar 3, 2023
Evidence: source:osv:source_dates:source-dates:recordSource modified
Sep 10, 2026
Evidence: source:osv:source_dates:source-dates:recordFirst seen by HOL
Aug 7, 2026
A flaw was found in coreDNS. This flaw allows a malicious user to reroute internal calls to some internal services that were accessed by the FQDN in a format of <service>.<namespace>.svc.
Quoted source text, attributed separately from HOL analysis.