Which products and versions are affected by CVE-2026-25616?

Affected: Blesta (Phillipsdata) versions >= 3.0.0. The full list is in the CVE brief.

Is CVE-2026-25616 being exploited in the wild?

It is not listed in any known-exploited vulnerabilities catalog.

Is CVE-2026-25616 in the CISA KEV catalog?

No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.

Is there a public exploit for CVE-2026-25616?

No public exploit code is known.

Is there a fix for CVE-2026-25616?

Fixed versions are available, including Blesta 5.13.3, Blesta 5.13.2.

How urgently should CVE-2026-25616 be patched?

Brandefense priority: routine patching, as no exploitation is known and its severity is moderate or low.

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Vulnerability Intelligence

CVE-2026-25616

Medium

Blesta 3.x through 5.x before 5.13.3 mishandles input validation, aka CORE-5665.

Published Feb 3, 2026 · Updated Feb 5, 2026

Key Facts

Routine patching

CVE-2026-25616 is a medium-severity vulnerability (CVSS 6.1 v3.1) affecting Blesta (Phillipsdata).
It is not listed in any known-exploited vulnerabilities catalog. No public exploit code is known.
EPSS estimates a 0.5% probability of exploitation in the next 30 days.
Fixed versions are available, including Blesta 5.13.3, Blesta 5.13.2.
Brandefense priority: routine patching, as no exploitation is known and its severity is moderate or low.

CVSS v3.1

6.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS (30-day exploit likelihood)

0.5%

Higher than 41.3% of all scored CVEs

Exploited in the wild

No known

Not in a known-exploited catalog

Public exploit code

None known

Get the full CVE-2026-25616 brief as a PDF

Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.

Description

Blesta 3.x through 5.x before 5.13.3 mishandles input validation, aka CORE-5665.

Affected Products

2 affected entries in total

Product	Affected versions	Fixed in
BlestaPhillipsdata	>= 3.0.0	5.13.2

Patched Releases

Blesta

5.13.3, 5.13.2

Timeline

Publicly disclosed
Feb 3, 2026
Last updated
Feb 5, 2026

Weakness Type

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

References

FAQ

Common Questions.

Blesta 3.x through 5.x before 5.13.3 mishandles input validation, aka CORE-5665.
Affected: Blesta (Phillipsdata) versions >= 3.0.0. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
No public exploit code is known.
Fixed versions are available, including Blesta 5.13.3, Blesta 5.13.2.
Brandefense priority: routine patching, as no exploitation is known and its severity is moderate or low.

Is CVE-2026-25616 Running On Your Attack Surface?

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