CVE-2018-12909
CVE-2018-12909 is a high-severity vulnerability in Webgrind Project Webgrind with a CVSS 3.x base score of 7.5. Its EPSS exploit-prediction score of 19% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-22.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- CVSS v2: 7.8
- EPSS exploit prediction: 19% (97th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-22
- Affected product: Webgrind Project Webgrind
- Published:
- Last modified:
Description
Webgrind 1.5 relies on user input to display a file, which lets anyone view files from the local filesystem (that the webserver user has access to) via an index.php?op=fileviewer&file= URI. NOTE: the vendor indicates that the product is not intended for a "publicly accessible environment.
Frequently asked questions
- What is CVE-2018-12909?
- Webgrind 1.5 relies on user input to display a file, which lets anyone view files from the local filesystem (that the webserver user has access to) via an index.php?op=fileviewer&file= URI. NOTE: the vendor indicates that the product is not intended for a "publicly accessible environment.
- How severe is CVE-2018-12909?
- CVE-2018-12909 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2018-12909 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 19% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-12909?
- CVE-2018-12909 affects Webgrind Project Webgrind. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-12909?
- 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.
- When was CVE-2018-12909 published?
- CVE-2018-12909 was published on 2018-06-27 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:webgrind_project:webgrind:1.5.0:*:*:*:*:*:*:*
More vulnerabilities in Webgrind Project Webgrind
- CVE-2023-54339 — Critical (CVSS 9.8): Webgrind 1.1 contains a remote command execution vulnerability that allows unauthenticated attackers to inject OS…
- CVE-2023-54341 — Medium (CVSS 6.1): Webgrind 1.1 and before contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers…
- CVE-2012-1790 — Medium (CVSS 5.0): Absolute path traversal vulnerability in Webgrind 1.0 and 1.0.2 allows remote attackers to read arbitrary files via a…
All CVEs affecting Webgrind Project Webgrind →
Other CWE-22 (Path Traversal) vulnerabilities
- CVE-2026-48282 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Limitation of a Pathname to a Restricted…
- CVE-2026-54917 — Critical (CVSS 10.0): SeaweedFS is a distributed storage system for object storage (S3), file systems, and Iceberg tables. Prior to 4.30, the…
- CVE-2026-11429 — Critical (CVSS 10.0): Two endpoints in the Vault Service ScriptsController, shared by Altium Enterprise Server and Altium 365, accept file…
- CVE-2026-34909 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit a Path Traversal vulnerability found in UniFi OS devices to…
- CVE-2026-7411 — Critical (CVSS 10.0): In Eclipse BaSyx Java Server SDK versions prior to 2.0.0-milestone-10, inadequate path normalization in the Submodel…
- CVE-2026-36767 — Critical (CVSS 10.0): A path traversal vulnerability in the /content/images/add endpoint of shopizer v3.2.5 allows attackers write arbitrary…