CVE-2026-30932
CVE-2026-30932 is a high-severity vulnerability in Froxlor with a CVSS 3.x base score of 8.8. 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-74.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- CVSS v4: 8.6
- EPSS exploit prediction: 1% (42nd percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-14964
- Weakness: CWE-74
- Affected product: Froxlor
- Published:
- Last modified:
Description
Froxlor is open source server administration software. Prior to version 2.3.5, the DomainZones.add API endpoint (accessible to customers with DNS enabled) does not validate the content field for several DNS record types (LOC, RP, SSHFP, TLSA). An attacker can inject newlines and BIND zone file directives (e.g. $INCLUDE) into the zone file that gets written to disk when the DNS rebuild cron job runs. This issue has been patched in version 2.3.5.
Frequently asked questions
- What is CVE-2026-30932?
- Froxlor is open source server administration software. Prior to version 2.3.5, the DomainZones.add API endpoint (accessible to customers with DNS enabled) does not validate the content field for several DNS record types (LOC, RP, SSHFP, TLSA). An attacker can inject newlines and BIND zone file directives (e.g. $INCLUDE) into the zone file that gets written to disk when the DNS rebuild cron job runs. This issue has been patched in version 2.3.5.
- How severe is CVE-2026-30932?
- CVE-2026-30932 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2026-30932 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-30932?
- CVE-2026-30932 affects Froxlor. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2026-30932?
- 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-2026-30932 have an EU (EUVD) identifier?
- Yes. CVE-2026-30932 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-14964.
- When was CVE-2026-30932 published?
- CVE-2026-30932 was published on 2026-03-24 and last updated on 2026-06-17.
References
- https://github.com/froxlor/froxlor/commit/b34829262dc32818b37f6a1eabb426d0b277a86b
- https://github.com/froxlor/froxlor/releases/tag/2.3.5
- https://github.com/froxlor/froxlor/security/advisories/GHSA-x6w6-2xwp-3jh6
Affected products (1)
- cpe:2.3:a:froxlor:froxlor:*:*:*:*:*:*:*:*
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