ID4Portais in version < V.2022.837.002a returns message parameter unsanitized in the response, resulting in a HTML Injection vulnerability.

published 2024-08-06 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-45362

cvss: 6.1; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 24%
public exploits: 0; none known

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: partial
Assessed: 2 y ago (2024-08-07)

Exploit prediction

0.31% chance of exploitation in the next 30 days, higher than 24% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

miguelsantareno.github.io https://miguelsantareno.github.io/id4Portais.txt referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD	3.1	6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CNA	3.1	6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

id4software id4portais

Classification

Weakness

CWE-233 Improper Handling of Parameters
CWE-79 Improper Neutralization of Input During Web Page Generation

References

miguelsantareno.github.io /id4Portais.txt
exploit, third-party-advisory
id4software.com /
broken-link

Sources

CVE List CVE-2023-40819
NVD CVE-2023-40819

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