How severe is CVE-2025-30670?

CVE-2025-30670 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2025-30670 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-30670?

CVE-2025-30670 primarily affects Zoom Meeting Software Development Kit. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-30670?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-30670 have an EU (EUVD) identifier?

Yes. CVE-2025-30670 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-10258.

When was CVE-2025-30670 published?

CVE-2025-30670 was published on 2025-04-08 and last updated on 2026-06-17.

CVE-2025-30670

CVE-2025-30670 is a medium-severity vulnerability in Zoom Meeting Software Development Kit with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-476.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (28th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-10258
Weakness: CWE-476
Affected product: Zoom Meeting Software Development Kit
Published: 2025-04-08
Last modified: 2026-06-17

Description

Null pointer dereference in some Zoom Workplace Apps for Windows may allow an authenticated user to conduct a denial of service via network access.

Frequently asked questions

What is CVE-2025-30670?: Null pointer dereference in some Zoom Workplace Apps for Windows may allow an authenticated user to conduct a denial of service via network access.
How severe is CVE-2025-30670?: CVE-2025-30670 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2025-30670 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-30670?: CVE-2025-30670 primarily affects Zoom Meeting Software Development Kit. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-30670?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-30670 have an EU (EUVD) identifier?: Yes. CVE-2025-30670 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-10258.
When was CVE-2025-30670 published?: CVE-2025-30670 was published on 2025-04-08 and last updated on 2026-06-17.

References

https://www.zoom.com/en/trust/security-bulletin/zsb-25015

Affected products (5)

cpe:2.3:a:zoom:meeting_software_development_kit:*:*:*:*:*:windows:*:*
cpe:2.3:a:zoom:rooms:*:*:*:*:*:windows:*:*
cpe:2.3:a:zoom:rooms_controller:*:*:*:*:*:windows:*:*
cpe:2.3:a:zoom:workplace_desktop:*:*:*:*:*:windows:*:*
cpe:2.3:a:zoom:workplace_virtual_desktop_infrastructure:*:*:*:*:*:windows:*:*

More vulnerabilities in Zoom Meeting Software Development Kit

CVE-2025-49457 — Critical (CVSS 9.6): Untrusted search path in certain Zoom Clients for Windows may allow an unauthenticated user to conduct an escalation of…
CVE-2024-24691 — Critical (CVSS 9.6): Improper input validation in Zoom Desktop Client for Windows, Zoom VDI Client for Windows, and Zoom Meeting SDK for…
CVE-2025-30663 — High (CVSS 8.8): Time-of-check time-of-use race condition in some Zoom Workplace Apps may allow an authenticated user to conduct an…
CVE-2025-0147 — High (CVSS 8.8): Type confusion in the Zoom Workplace App for Linux before 6.2.10 may allow an authorized user to conduct an escalation…
CVE-2023-49647 — High (CVSS 8.8): Improper access control in Zoom Desktop Client for Windows, Zoom VDI Client for Windows, and Zoom SDKs for Windows…
CVE-2025-27440 — High (CVSS 8.5): Heap overflow in some Zoom Workplace Apps may allow an authenticated user to conduct an escalation of privilege via…

All CVEs affecting Zoom Meeting Software Development Kit →

Other CWE-476 (NULL Pointer Dereference) vulnerabilities

CVE-2022-36648 — Critical (CVSS 10.0): The hardware emulation in the of_dpa_cmd_add_l2_flood of rocker device model in QEMU, as used in 7.0.0 and earlier,…
CVE-2020-14500 — Critical (CVSS 10.0): Secomea GateManager all versions prior to 9.2c, An attacker can send a negative value and overwrite arbitrary data.
CVE-2010-2495 — Critical (CVSS 10.0): The pppol2tp_xmit function in drivers/net/pppol2tp.c in the L2TP implementation in the Linux kernel before 2.6.34 does…
CVE-2026-46195 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: smb: client: validate dacloffset before building…
CVE-2026-31657 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: batman-adv: hold claim backbone gateways by…
CVE-2026-31436 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix possible wrong descriptor…

Browse all CWE-476 (NULL Pointer Dereference) vulnerabilities →