Vulnerability · CVE-2026-78851
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.
Published Oct 15, 2026 · catalog updated Oct 15, 2026 · Directory Traversal vulnerability in
Check if you run it
No confirmed exploitation is on record for CVE-2026-78851. EPSS is 1.12%. Act only if a listed version of Directory Traversal vulnerability in is installed.
Gaps on this record
- The stored product name is a package slug. The name on this page is taken from the title (Directory Traversal vulnerability in).
- No version range is stored. A customer cannot check an installed version against this record.
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
- Severity
- Medium6.5
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 1.12%
- Remediation
- Advisory link
- Affected products
- See sources for product scope
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.
No affected version ranges are stored yet. Use the vendor advisory before you decide this record does not apply.
How to fix CVE-2026-78851
Recommended remediation
A patch or advisory reference is linked. Open the original publisher for availability by product version.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2026-78851. EPSS is 1.12%. Act only if a listed version of Directory Traversal vulnerability in is installed.
Which versions are affected?
Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
CWE-200: Exposure of Sensitive Information; CWE-22: Path Traversal. EPSS 1.12%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
Timeline
Detection, updates, and resolution for this record.
Oct 15, 2026 · NIST NVD
Detected
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.
Oct 15, 2026 · NIST NVD
Updated
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.
Sources
- CVE.orgVulnerability recordCVE-2026-78851
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2026-78851
30-day exploitation probability 1.1%
first.org - NIST NVDVulnerability recordCVE-2026-78851
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.
nvd.nist.gov
References
Freshness
Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.