01 Record
CVE-2026-118377
mews/pos through 2.0.0 Missing Hash Verification in 3D Pay and 3D Host Callbacks
HighPUBLISHEDCNA: VulnCheck
CNA base score8.7 CVSS v4.0CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
02 Description
mews/pos through 2.0.0 Missing Hash Verification in 3D Pay and 3D Host Callbacks
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.18% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 7.5% of scored records. A rank, not a probability.
- NVD base score
- 8.7 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/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
- Deferred. NVD last modified this record on 2026-10-28.
- 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
- 2026-10-28 02:03Z1 DAY AGO
- Last updated
- 2026-10-28 02:03Z1 DAY AGO
- Reserved
- 2026-10-28
- Assigning CNA
- VulnCheck
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.7)
- CNA CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
- Weaknesses
- CWE-345Insufficient Verification of Data AuthenticityClass
- Data version
- 5.2
- Document digest
- 98e94f821e336212c2838b9819062a6b3e8f312c9fae4420d5a55ca07ca887f0
05 Affected products
VendorProductVersionsPlatforms
06 References
- github.comhttps://github.com/mewebstudio/pos/pull/305
- github.comhttps://github.com/mewebstudio/pos/commit/7c59d42bc49483c7c54999d757cb67055d9f732a
- github.comhttps://github.com/mewebstudio/pos/issues/306
- github.comhttps://github.com/mewebstudio/pos/blob/50ed2bfe4f8980b8b0c47996de571943fa58d7ad/src/Gateway/PayForPos.php#L135-L150
- github.comhttps://github.com/mewebstudio/pos/blob/50ed2bfe4f8980b8b0c47996de571943fa58d7ad/src/Gateway/InterPos.php#L134-L149
- github.comhttps://github.com/mewebstudio/pos
- www.vulncheck.comVulnCheck Advisory: mews/pos through 2.0.0 Missing Hash Verification in 3D Pay and 3D Host Callbackshttps://www.vulncheck.com/advisories/mews-pos-through-2.0.0-missing-hash-verification-in-3d-pay-and-3d-host-callbacks