VulnSocial

CVE-2026-40974Disclosure(vmware / spring_boot)

LOWCVSS 9.8 · CRITICAL

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

Spring Boot's Cassandra auto-configuration does not perform hostname verification when establishing an SSL connection to Cassandra. Affected: Spring Boot 4.0.0–4.0.5 (fix 4.0.6), 3.5.0–3.5.13 (fix 3.5.14), 3.4.0–3.4.15 (fix 3.4.16), 3.3.0–3.3.18 (fix 3.3.19), 2.7.0–2.7.32 (fix 2.7.33); Cassandra SSL auto-configuration. Versions that are no longer supported are also affected per vendor advisory.

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0.0/ 10 priority

Sources & remediation

Vendor / third-party advisories
Weakness type (CWE)
CWE-295

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

STABLE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • spring_boot

Threat summary

  • 3 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Technical details provided in 3 signals
  • Disclosure: 2 classified signals
  • General: 1 classified signal
  • Peaked 1d ago at 2 mentions (2026-04-28); latest day: 1
  • 3 total mentions across 2 days

Affected systems

Vendors
vmware
Products
spring_boot

Deep dive

Activity timeline3 mentions / 2d
01122Mentions · 2026-04-28: 2Mentions · 2026-05-17: 1Technical Details · 2026-04-28: 2Technical Details · 2026-05-17: 104-2805-17
Signal classification2 categories
Disclosure
266.7%
General
133.3%
Referenced assets3 URLs
Classification over time
DateTotalLabels
2026-04-282
Disclosure1General1
2026-05-171
Disclosure1
Full discourse3 posts
  • Israel@f1tym1
    Disclosure

    CVE-2026-40974 | Vmware Spring Boot up to 4.0.5 Cassandra Auto-Configuration certificate validation (CNNVD-202604-5561) https://ift.tt/lY8Afjd A vulnerability was found in Vmware Spring Boot up to 2.7.32/3.3.18/3.4.15/3.5.13/4.0.5. It has been declared as critical. This vulner…

    Post summary

    CVE‑2026‑40974 highlights a critical certificate validation vulnerability in VMware Spring Boot up to v4.0.5; while affected versions are listed, no PoC, exploit, or patch details are provided.

    0000051
    974 followersView on X
  • Vulmon Vulnerability Feed@VulmonFeeds
    Disclosure

    CVE-2026-40974 Disabled Hostname Verification in Spring Boot Cassandra SSL Auto-Configuration https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-40974

    Post summary

    A new vulnerability (CVE-2026-40974) has been disclosed, noting that Spring Boot Cassandra SSL auto-configuration disables hostname verification, potentially exposing systems to interception or man‑in‑the‑middle attacks. No exploitation, patching, or proof‑of‑concept details are provided.

    0000045
    4.0K followersView on X
  • CVEarity@CVEarity
    General

    ⚡ New CVE Alert: CVE-2026-40974 📊 Severity: 5.0 🚨 Risk Level: Medium 🧩 Affects: Multiple / Unspecified Products Reference: https://nvd.nist.gov/vuln/detail/CVE-2026-40974 #CVE-2026-40974 #CVE #Medium #CyberSecurity #InfoSec https://t.co/XgkAnNao0G

    Post summary

    A simple alert announcing CVE‑2026‑40974 with a severity of 5.0 and a link to the NVD page; no PoC, exploit, patch, or detailed technical info is provided.

    0000036
    142 followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Appvmwarespring_boot---

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