CVE-2018-19499
CVE-2018-19499 is a high-severity vulnerability in Vanillaforums Vanilla with a CVSS 3.x base score of 7.2. 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-502.
Key facts
- Severity: High (CVSS 3.x base score 7.2)
- CVSS v2: 6.5
- EPSS exploit prediction: 2% (79th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-502
- Affected product: Vanillaforums Vanilla
- Published:
- Last modified:
Description
Vanilla before 2.5.5 and 2.6.x before 2.6.2 allows Remote Code Execution because authenticated administrators have a reachable call to unserialize in the Gdn_Format class.
Frequently asked questions
- What is CVE-2018-19499?
- Vanilla before 2.5.5 and 2.6.x before 2.6.2 allows Remote Code Execution because authenticated administrators have a reachable call to unserialize in the Gdn_Format class.
- How severe is CVE-2018-19499?
- CVE-2018-19499 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2018-19499 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-19499?
- CVE-2018-19499 affects Vanillaforums Vanilla. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-19499?
- 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-2018-19499 published?
- CVE-2018-19499 was published on 2018-11-23 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:vanillaforums:vanilla:*:*:*:*:*:*:*:*
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