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CVE-2018-16831
Smarty before 3.1.33-dev-4 allows attackers to bypass the trusted_dir protection mechanism via a file:./../ substring in an include…
- 5.9MediumCVSS base score
- 2.7%Exploitation in 30 daysEPSS · top 14% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Smarty before 3.1.33-dev-4 allows attackers to bypass the trusted_dir protection mechanism via a file:./../ substring in an include statement.
Timeline
ID reserved
By mitre
Published
- 6 years later
· 6 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium5.9 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 2.7% · top 14% of all CVEs (11 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.9.
Affected products
n/a
- affected n/a
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Packagistsmarty/smartyGHSA-65j5-vpm7-6xp4 (opens in a new tab)
References
References1
- https://github.com/smarty-php/smarty/issues/486 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2022-2716 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-65j5-vpm7-6xp4 (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2018-16831)Record last updated .