CVE-2026-78851
Directory Traversal vulnerability in Grav CMS 2.0.3 through 2.0.6 allows a remote attacker to...
Directory Traversal vulnerability in Grav CMS 2.0.3 through 2.0.6 allows a remote attacker to obtain sensitive information via the GravExtension.php and the mediaDirFunc method.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
6.5
Directory Traversal vulnerability in Grav CMS 2.0.3 through 2.0.6 allows a remote attacker to obtain sensitive information via the GravExtension.php and the mediaDirFunc method.
- Record
CVE-2026-78851- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-22, CWE-200
- Updated
- 2026-11-02
EUVDEUVD-2026-102184
6.5
Directory Traversal vulnerability in Grav CMS 2.0.3 through 2.0.6 allows a remote attacker to obtain sensitive information via the GravExtension.php and the mediaDirFunc method.
- Record
EUVD-2026-102184- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-hjqx-6v9v-mwvj
6.5
Directory Traversal vulnerability in Grav CMS 2.0.3 through 2.0.6 allows a remote attacker to...
Directory Traversal vulnerability in Grav CMS 2.0.3 through 2.0.6 allows a remote attacker to obtain sensitive information via the GravExtension.php and the mediaDirFunc method.
- Record
GHSA-hjqx-6v9v-mwvj- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-22
- Updated
- 2026-11-02
NVD
6.5
Directory Traversal vulnerability in Grav CMS 2.0.3 through 2.0.6 allows a remote attacker to obtain sensitive information via the GravExtension.php and the mediaDirFunc method.
- Record
CVE-2026-78851- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-22, CWE-200
- Updated
- 2026-11-02
OSV
6.5
Directory Traversal vulnerability in Grav CMS 2.0.3 through 2.0.6 allows a remote attacker to obtain sensitive information via the GravExtension.php and the mediaDirFunc method.
- Record
CVE-2026-78851- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | SLO-CYBER-SEC/CVE-2026-78851 | 2026-07-04 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-78851 is a medium vulnerability (CVSS 6.5), published October 15, 2026. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 1.12%, the 66th percentile. No source names a fixed version.
References
github.com/getgrav/grav
github.com/getgrav/grav/blob/2.0.6/system/src/Grav/Common/Twig/Extension/GravExtension.php
github.com/getgrav/grav/blob/2.0.6/system/config/security.yaml
github.com/SLO-CYBER-SEC/CVE-2026-78851
nvd.nist.gov/vuln/detail/CVE-2026-78851
github.com/advisories/GHSA-hjqx-6v9v-mwvj
github.com/CVEProject/cvelistV5/tree/main/cves/2026/78xxx/CVE-2026-78851.json