CVE-2026-49763

CRITICAL

CVSS v3.1: 9.8 · EPSS: 0.0038 (30.3 percentile)

NetworkNo privilegesNo user interactionInsecure DeserializationVendor advisory ref

Source data as of:

At a glance

Severity
CRITICAL
CVSS
9.8 v3.1 · NVD
EPSS
0.0038 (30.3 percentile) · FIRST.org
CISA KEV
No
Type
Insecure Deserialization · NVD CWE
Attack conditions (CVSS vector)
NetworkNo privilegesNo user interaction · Source: NVD Vector
Published
2026-06-15 · Modified: 2026-07-08
References
Jump to references (1)

CVSS / EPSS / KEV

CVSS v3.1 9.8 / 10 CRITICAL Source: NVD
EPSS 0.0038 30.3 percentile Source: FIRST.org
CISA KEV No Source: CISA

Source — CVSS: NVD · EPSS: FIRST.org · KEV: CISA. Data & Sources

Description

Unauthenticated PHP Object Injection in Integration for Contact Form 7 HubSpot <= 1.3.7 versions.

Record details

CVE ID
CVE-2026-49763
CVSS (v3.1)
9.8 (CRITICAL)
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitability subscore
3.9
Impact subscore
5.9
EPSS
0.0038 (30.3 percentile) — 2026-07-09
CISA KEV
No
Weakness (CWE)
CWE-502
Affected configurations (CPE)
0
Published
2026-06-15
Modified
2026-07-08
Status
Deferred

References

Reference URLs as listed by NVD, grouped by a mechanical match on the link's host/pattern. Labels describe the link type only.

Related records

Other records sharing a factual facet, for cross-reference. A descriptive neighbourhood — ordering does not imply priority and is not a recommendation.

Same weakness type (CWE)

CVE-2020-24914 CRITICAL CVSS 9.8 CVE-2020-29312 CRITICAL CVSS 9.8 CVE-2021-42237 CRITICAL CVSS 9.8 KEV CVE-2025-69872 CRITICAL CVSS 9.8

Published the same year

CVE-2026-32871 CRITICAL CVSS 10.0 CVE-2026-46595 CRITICAL CVSS 10.0 CVE-2026-48282 CRITICAL CVSS 10.0 KEV CVE-2026-54763 CRITICAL CVSS 10.0
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