major vulnerability· requires attention

Authenticated RCE in a widely used enterprise CRM allowing persistent PHP execution and host compromise; requires broad IT action.

Applications

CVE-2026-100358

9.4

Critical

EPSS n/aPatch available

Authenticated admin can inject persistent PHP leading to RCE in SuiteCRM.

exploited

No known exploitation not in CISA KEV as of our last sync

fix

Patch available see the advisory in the references

likelihood

No EPSS score yet

Published 5 Nov 2026Analysed here 8 Nov 2026CVSS scored by the publisher (CNA)

common questions

Is CVE-2026-100358 being exploited?

Not confirmed. CVE-2026-100358 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked.

How severe is CVE-2026-100358?

CVE-2026-100358 is rated Critical with a CVSS score of 9.4. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.

Is there a patch for CVE-2026-100358?

Yes. A fix has been recorded for CVE-2026-100358. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.

What does CVE-2026-100358 affect?

CVE-2026-100358 affects SuiteCRM versions prior to 7.15.2, SuiteCRM versions prior to 8.10.2. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.

What should I do about CVE-2026-100358?

Upgrade to 7.15.2 or 8.10.2 immediately; restrict admin access and audit custom language files.

Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.

executive summary

technical analysis

affected

SuiteCRM versions prior to 7.15.2SuiteCRM versions prior to 8.10.2

impact

Authenticated admin can inject PHP into language files producing persistent RCE as web-server user, enabling full app and host compromise.

action required

Immediate action required

affected versions

SuiteCRM

affected< 7.15.2
affected>= 8.0.0 and < 8.10.2

As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.

timeline

5 Nov 2026Published
5 Nov 2026CVE record last updated · same day later
8 Nov 2026Analysed by vulneraibility.com · 2 days later

also known as

GHSA-4773-c8fh-3rww

how to fix

Remediation steps are tailored for users whose stack is affected. Add this technology to your stack to see the fix checklist.

references

NVD CVE.org CVE Details Source

5 references in the CVE record: 5 links

Linkgithub.com /SuiteCRM/SuiteCRM/security/advisories/GHSA-4773-c8fh-3rww
Linkgithub.com /SuiteCRM/SuiteCRM-Core/commit/a11f50180d939f639cc468b5d536e8ad714dfb68
Linkgithub.com /SuiteCRM/SuiteCRM/commit/d6bca97a0159ec019a969b86eca32affab3beb7c
Linkgithub.com /SuiteCRM/SuiteCRM-Core/releases/tag/v8.10.2
Linkgithub.com /SuiteCRM/SuiteCRM/releases/tag/v7.15.2

sources

CVE List (CVE.org): description, affected versions, references; CVE Terms of Use
NVD: CVSS and CPE data
FIRST EPSS: exploit probability and percentile
OSV: advisory aliases and downstream package versions
Summary, impact and triage tags: written by our AI analysis pipeline from the sources above. Check them against the sources.

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