CVE-2025-30347
HIGHCVSS 7.5/10EPSS 0.33%
Last modified
CVE-2025-30347 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Varnish Enterprise before 6.0.13r13 allows remote attackers to obtain sensitive information via an out-of-bounds read for range requests on ephemeral MSE4 stevedore objects.. EPSS estimates a 0.33% chance of exploitation in the next 30 days.
Description
Varnish Enterprise before 6.0.13r13 allows remote attackers to obtain sensitive information via an out-of-bounds read for range requests on ephemeral MSE4 stevedore objects.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Varnish-Software | Varnish Enterprise | 6.0.13 | R10 |
References
- https://docs.varnish-software.com/security/VEV00001/Mitigation, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2025-30347?
Varnish Enterprise before 6.0.13r13 allows remote attackers to obtain sensitive information via an out-of-bounds read for range requests on ephemeral MSE4 stevedore objects.
How severe is CVE-2025-30347?
CVE-2025-30347 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.33% probability of exploitation in the next 30 days.
How do I fix CVE-2025-30347?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2025
- CVE-2025-3034Memory safety bugs present in Firefox 136 and Thunderbird 13…8.1
- CVE-2025-30342An XSS issue was discovered in OpenSlides before 4.2.5. When…6.1
- CVE-2025-30343A directory traversal issue was discovered in OpenSlides bef…6.5
- CVE-2025-30344An issue was discovered in OpenSlides before 4.2.5. During l…3.7
- CVE-2025-30345An issue was discovered in OpenSlides before 4.2.5. When cre…4.1
- CVE-2025-30346Varnish Cache before 7.6.2 and Varnish Enterprise before 6.0…4.8
- CVE-2025-30348encodeText in QDom in Qt before 6.8.0 has a complex algorith…5.3
- CVE-2025-30349Horde IMP through 6.2.27, as used with Horde Application Fra…7.2
- CVE-2025-3035By first using the AI chatbot in one tab and later activatin…5.3
- CVE-2025-30350Directus is a real-time API and App dashboard for managing S…5.3
- CVE-2025-30351Directus is a real-time API and App dashboard for managing S…4.3
- CVE-2025-30352Directus is a real-time API and App dashboard for managing S…5.3
Are you affected by CVE-2025-30347?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST