CVE-2026-1498
CVE-2026-1498 is a high-severity vulnerability with a CVSS 4.0 base score of 7.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-90.
Key facts
- Severity: High (CVSS 4.0 base score 7.0)
- EPSS exploit prediction: 1% (48th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-5033
- Weakness: CWE-90
- Published:
- Last modified:
Description
An LDAP Injection vulnerability in WatchGuard Fireware OS may allow a remote unauthenticated attacker to retrieve sensitive information from a connected LDAP authentication server through an exposed authentication or management web interface. This vulnerability may also allow a remote attacker to authenticate as an LDAP user with a partial identifier if they additionally have that user's valid passphrase.This issue affects Fireware OS: from 12.0 through 12.11.6, from 12.5 through 12.5.15, from 2025.1 through 2026.0.
Frequently asked questions
- What is CVE-2026-1498?
- An LDAP Injection vulnerability in WatchGuard Fireware OS may allow a remote unauthenticated attacker to retrieve sensitive information from a connected LDAP authentication server through an exposed authentication or management web interface. This vulnerability may also allow a remote attacker to authenticate as an LDAP user with a partial identifier if they additionally have that user's valid passphrase.This issue affects Fireware OS: from 12.0 through 12.11.6, from 12.5 through 12.5.15, from 2025.1 through 2026.0.
- How severe is CVE-2026-1498?
- CVE-2026-1498 has a CVSS 4.0 base score of 7.0, rated high severity.
- Is CVE-2026-1498 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2026-1498?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2026-1498 have an EU (EUVD) identifier?
- Yes. CVE-2026-1498 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-5033.
- When was CVE-2026-1498 published?
- CVE-2026-1498 was published on 2026-01-30 and last updated on 2026-06-17.
References
Other CWE-90 (LDAP Injection) vulnerabilities
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- CVE-2024-33868 — Critical (CVSS 9.8): An issue was discovered in linqi before 1.4.0.1 on Windows. There is LDAP injection.
- CVE-2011-4069 — Critical (CVSS 9.8): html/admin/login.php in PacketFence before 3.0.2 allows remote attackers to conduct LDAP injection attacks and…
- CVE-2017-14596 — Critical (CVSS 9.8): In Joomla! before 3.8.0, inadequate escaping in the LDAP authentication plugin can result in a disclosure of a username…