01 Record
CVE-2026-102984
Astro: Malformed port in the Host header can crash the Node adapter
HighPUBLISHEDCNA: GitHub_M
CNA base score8.2 CVSS v4.0CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
02 Description
Astro: Malformed port in the Host header can crash the Node adapter
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.36% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 29.7% of scored records. A rank, not a probability.
- NVD base score
- 8.2 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- NVD analysis status
- Awaiting Analysis. NVD last modified this record on 2026-09-30.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-09-30 14:35Z29 DAYS AGO
- Last updated
- 2026-09-30 19:39Z28 DAYS AGO
- Reserved
- 2026-09-29
- Assigning CNA
- GitHub_M
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.2)
- CNA CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
- Weaknesses
- CWE-248Uncaught ExceptionBase
- Data version
- 5.2
- Document digest
- 9f5eff96d6c8334ccc2aded7204cddc76029ed12ae5ad7c49fc4e9e4897b34bb
05 Affected products
VendorProductVersionsPlatforms
06 References
- github.comhttps://github.com/withastro/astro/security/advisories/GHSA-qh8j-hqjv-7m4x
- github.comhttps://github.com/withastro/astro/pull/17572
- github.comhttps://github.com/withastro/astro/commit/2066f39c60707a100531b4ef4bb5dab8feafa7f2
- github.comhttps://github.com/withastro/astro/releases/tag/@astrojs/node@11.1.3