CVE-2025-41020: Insecure direct object reference (IDOR) vulnerability in Sergestec's Exito v8.0

Routine

HIGH 7.5REMOTEDOWNGRADE

CVE-2025-41020 is a high-severity flaw (CVSS 7.5) affecting exito. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Insecure direct object reference (IDOR) vulnerability in Sergestec's Exito v8.0. This vulnerability allows an attacker to access data belonging to other customers through the 'id' parameter in '/admin/ticket_a4.php'.

Why this priority

High severity
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.3% (top 72%)
CISA exploited list	No
Weakness	CWE-639
Published	2025-10-16
Last modified	2026-10-08

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

Last updated 2026-10-08 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-10-16 08:15 UTCPublished CVE record published
2026-10-08 11:10 UTCUpdated Record last modified

sergestec exito DOWNGRADE

Affected: 8.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 8.0

1. Check installed version

apt-cache policy exito || rpm -q exito || exito --version

2. No fixed release: DOWNGRADE to a release before 8.0 (Debian / Ubuntu)

apt-cache madison exito sudo apt install exito=<VERSION_BEFORE_8.0> sudo apt-mark hold exito

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list exito sudo dnf downgrade exito-<VERSION_BEFORE_8.0> sudo dnf versionlock add exito

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2025-41020?

exito: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-41020 being exploited?

CVE-2025-41020 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-2025-41020 affect?

CVE-2025-41020 affects exito. Severity is high (CVSS 7.5). Insecure direct object reference (IDOR) vulnerability in Sergestec's Exito v8.0. This vulnerability allows an attacker to access data belonging to other customers through the 'id' parameter in '/admin/ticket_a4.php'.

How urgent is CVE-2025-41020?

Priority 38/100. High severity; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

Related CVEs

CVE-2025-41018 CRITICAL 9.8 DOWNGRADE SQL injection in Sergestec's Exito v8.0
CVE-2025-41021 MEDIUM 5.4 DOWNGRADE Stored Cross-Site Scripting (XSS) in Sergestec's Exito v8.0, consisting of a stored XSS due to a lack of prope

References

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