CWE-20: Improper Input Validation in web services in Progress Sitefinity

published 2026-06-02 5 mo ago modified 2026-07-22 3 mo ago also EUVD-2026-33918

cvss: 8.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 37%
public exploits: 0; none known

CWE-20: Improper Input Validation in web services in Progress Sitefinity 14.1.x through 14.3.x, 14.4.x before 14.4.8152, 15.0.x before 15.0.8234, 15.1.x before 15.1.8335, 15.2.x before 15.2.8441, 15.3.x before 15.3.8531, and 15.4.x before 15.4.8630 allows a remote unauthenticated attacker to compromise the integrity and confidentiality of user accounts. Successful exploitation requires user interaction and a non-default site configuration.

Patch / fix

fixed in 1

Progress Software Sitefinity 14.4.0, 14.4.8152, 15.0.8234, 15.1.8335, 15.2.8441, 15.3.8531, 15.4.8630

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 5 mo ago (2026-06-02)

Exploit prediction

0.43% chance of exploitation in the next 30 days, higher than 37% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD	3.1	8.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

Affected products

Progress Software Sitefinity

Classification

Weakness

CWE-20 Improper Input Validation

References

community.progress.com /s/article/Sitefinity-Security-Advisory-for-Addressing-Security-Vulnerabilities-CVE-2026-7312-CVE-2026-7198-CV
vendor-advisory

Sources

CVE List CVE-2026-7195
NVD CVE-2026-7195

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary