Security readout for executives and security teams
Plain-English summary
CVE-2026-1173 is a remotely reachable denial-of-service issue in birkir prime’s GraphQL array-based query batching handler. An attacker may be able to make the service consume resources and become unavailable. The issue is public, but the provided sources do not show confirmed active exploitation. No vendor fix is identified in the source bundle.
Executive priority
Treat this as a moderate availability risk. Prioritize systems where birkir prime backs customer-facing or business-critical GraphQL services. The absence of a named patch means teams should focus on exposure reduction, monitoring, and tracking vendor guidance.
Technical view
The flaw affects birkir prime up to 0.4.0.beta.0 in the /graphql component handling array-based query batches. VulDB maps it to CWE-404 and CVSS 4.0 score 6.9, with network access, low attack complexity, no privileges, and no user interaction. Impact is limited to availability in the published scoring.
Likely exposure
Exposure is most likely where birkir prime versions up to 0.4.0.beta.0 are deployed and the /graphql endpoint is reachable from untrusted networks. Internet-facing or unauthenticated GraphQL endpoints should be prioritized for review.
Exploitation context
The source bundle states that exploit information has been made public and could be used. However, KEV is false and no cited source confirms active exploitation in the wild. The project was reportedly notified through an issue but had not responded at publication time.
Researcher notes
Evidence is mostly from VulDB/CVE metadata and the GitHub issue reference. The affected function is not named, and no official fix is cited. Avoid assuming broader GraphQL products are affected; the listed product is birkir prime.
Mitigation direction
- Inventory applications using birkir prime and identify affected versions.
- Check the upstream GitHub issue and vendor repository for official remediation guidance.
- Limit untrusted access to /graphql where business requirements allow.
- Apply existing rate limiting or request size controls for GraphQL traffic.
- Monitor resource usage and availability for services exposing affected endpoints.
Validation and detection
- Confirm whether birkir prime is present in application dependencies.
- Verify the deployed version is not within the affected range.
- Identify whether /graphql is reachable from the internet or untrusted networks.
- Review logs for unusual GraphQL batch activity or availability degradation.
- Track the referenced GitHub issue for vendor response or fixes.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-404: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2026-1173 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 6.9 (4.0)
- Known Exploited
- No
- Published
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P——Primary CVE scoreVulnerability scoring details
Base CVSS 4.0 score
6.9MediumVector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
Source materials
- CVE List V5 sourceCVE List V5
- VDB-341767 | birkir prime GraphQL Array Based Query Batch graphql denial of serviceCVE reference · vdb-entry, technical-description
- VDB-341767 | CTI Indicators (IOB, IOC, TTP, IOA)CVE reference · signature, permissions-required
- Submit #731104 | birkir prime <=0.4.0 Graphql Array Based Query Batching VulnerabilityCVE reference · third-party-advisory
- https://github.com/birkir/prime/issues/544CVE reference · exploit, issue-tracking
- https://github.com/birkir/prime/CVE reference · product
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Improper Resource Shutdown or Release
Improper Resource Shutdown or Release represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.