CVE-2021-27367
CVE-2021-27367 is a high-severity vulnerability in Boltcms Bolt with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- CVSS v2: 5.0
- EPSS exploit prediction: 2% (75th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-22
- Affected product: Boltcms Bolt
- Published:
- Last modified:
Description
Controller/Backend/FileEditController.php and Controller/Backend/FilemanagerController.php in Bolt before 4.1.13 allow Directory Traversal.
Frequently asked questions
- What is CVE-2021-27367?
- Controller/Backend/FileEditController.php and Controller/Backend/FilemanagerController.php in Bolt before 4.1.13 allow Directory Traversal.
- How severe is CVE-2021-27367?
- CVE-2021-27367 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-2021-27367 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-27367?
- CVE-2021-27367 affects Boltcms Bolt. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-27367?
- 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-2021-27367 published?
- CVE-2021-27367 was published on 2021-02-17 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:boltcms:bolt:*:*:*:*:*:*:*:*
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