CVE-2025-40929

mediumpriority · track · 0EPSS 0.005 · 40 %ileDEEURU

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.46% (40th) EPSS

CVSS 5.6 · medium

Is it mine?

23 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

Cpanel::JSON::XS before version 4.40 for Perl has an integer buffer overflow causing a segfault when parsing crafted JSON, enabling denial-of-service attacks or other unspecified impact

cvss

Technical severity, 0–10. One row per scoring source.

5.6

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.15.6mediumAV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:Lsecondary · FSTEC (BDU) RU

v3.15.6mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:Lsecondary · ENISA EU

v3.15.6mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:Lsecondaryexploitability 2.2 · impact 3.4

v3.15.1mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-122USCWE-122US

affected products (23)

Products and version ranges known to be affected.

Debian Linuxall versionscert_bundDEcpe:/o:debian:debian_linux:-
SUSE openSUSEall versionscert_bundDEcpe:/o:suse:opensuse:-
cPanel cPanel/WHM 126.0.63all versionscert_bundDEcpe:/a:cpanel:cpanel_whm:126.0.63
cPanel cPanel/WHM <110.0.75all versionscert_bundDE
cPanel cPanel/WHM <110.0.93all versionscert_bundDE
cPanel cPanel/WHM <118.0.56all versionscert_bundDE
cPanel cPanel/WHM <126.0.32all versionscert_bundDE
cPanel cPanel/WHM <126.0.50all versionscert_bundDE
cPanel cPanel/WHM <128.0.22all versionscert_bundDE
cPanel cPanel/WHM <130.0.12all versionscert_bundDE
cPanel cPanel/WHM <132.0.0all versionscert_bundDE
cPanel cPanel/WHM< 110.0.75cert_bundDE
cPanel cPanel/WHM< 110.0.93cert_bundDE
cPanel cPanel/WHM< 118.0.56cert_bundDE
cPanel cPanel/WHM< 126.0.32cert_bundDE
cPanel cPanel/WHM< 126.0.50cert_bundDE
cPanel cPanel/WHM< 128.0.22cert_bundDE
cPanel cPanel/WHM< 130.0.12cert_bundDE
cPanel cPanel/WHM< 132.0.0cert_bundDE
RURBAN Cpanel::JSON::XS0 → 4.40enisa_euvdEU

showing 20 of 23

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2025-2081cPanel cPanel/WHM: Schwachstelle ermöglicht Denial of ServiceDeutsch2025-09-17csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann eine Schwachstelle in cPanel cPanel/WHM ausnutzen, um einen Denial of Service Angriff durchzuführen.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund NVD CVE.org MITRE

published 2025-09-08modified 2026-06-17

references (13)

External citations — patches, advisories, analysis.

scry

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