CVE-2025-40719: Reflected Cross-site Scripting (XSS) vulnerability in versions prior to 4.7.0 of Quiter Gateway by Quiter

Q: How do I fix CVE-2025-40719?

quiter gateway: upgrade to 4.7.0. Exact commands for each OS are on this page.

Q: Is CVE-2025-40719 being exploited?

CVE-2025-40719 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-40719 affect?

CVE-2025-40719 affects quiter gateway. Severity is medium (CVSS 6.1). Reflected Cross-site Scripting (XSS) vulnerability in versions prior to 4.7.0 of Quiter Gateway by Quiter. This vulnerability allows an attacker to execute JavaScript code in the victim's browser by sending a malicious URL trhough the id_co

Q: How urgent is CVE-2025-40719?

Priority 26/100. No elevated risk signals yet.

Routine

MEDIUM 6.1UPGRADE

CVE-2025-40719 is a medium-severity flaw (CVSS 6.1) affecting quiter gateway. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Reflected Cross-site Scripting (XSS) vulnerability in versions prior to 4.7.0 of Quiter Gateway by Quiter. This vulnerability allows an attacker to execute JavaScript code in the victim's browser by sending a malicious URL trhough the id_concesion parameter in /<Client>FacturaE/VerFacturaPDF.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.3% (top 82%)
CISA exploited list	No
Weakness	CWE-79
Published	2025-07-08
Last modified	2026-06-17

Publisher (CNA): Spanish National Cybersecurity Institute, S.A. (INCIBE) · Vendor: quiter

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-07-08 12:15 UTCPublished CVE record published
2026-06-17 09:22 UTCUpdated Record last modified

quiter quiter gateway UPGRADE

Affected: < 4.7.0

Fixed in: 4.7.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy quiter-gateway || rpm -q quiter-gateway || quiter-gateway --version

2. UPGRADE to 4.7.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade quiter-gateway

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade quiter-gateway

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-40719?

quiter gateway: upgrade to 4.7.0. Exact commands for each OS are on this page.

Is CVE-2025-40719 being exploited?

CVE-2025-40719 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-40719 affect?

CVE-2025-40719 affects quiter gateway. Severity is medium (CVSS 6.1). Reflected Cross-site Scripting (XSS) vulnerability in versions prior to 4.7.0 of Quiter Gateway by Quiter. This vulnerability allows an attacker to execute JavaScript code in the victim's browser by sending a malicious URL trhough the id_co

How urgent is CVE-2025-40719?

Priority 26/100. No elevated risk signals yet.

Related CVEs

CVE-2025-40721 MEDIUM 5.4 UPGRADE Reflected Cross-site Scripting (XSS) vulnerability in versions prior to 4.7.0 of Quiter Gateway by Quiter
CVE-2025-40720 MEDIUM 6.1 UPGRADE Reflected Cross-site Scripting (XSS) vulnerability in versions prior to 4.7.0 of Quiter Gateway by Quiter
CVE-2025-40718 HIGH 7.5 UPGRADE Improper error handling vulnerability in versions prior to 4.7.0 of Quiter Gateway by Quiter
CVE-2025-40717 CRITICAL 9.8 UPGRADE SQL injection vulnerability in versions prior to 4.7.0 of Quiter Gateway by Quiter
CVE-2025-40716 CRITICAL 9.8 UPGRADE SQL injection vulnerability in versions prior to 4.7.0 of Quiter Gateway by Quiter

References

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