How severe is CVE-2018-12804?

CVE-2018-12804 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-12804 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 11% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-12804?

CVE-2018-12804 affects Adobe Connect. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-12804?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2018-12804 published?

CVE-2018-12804 was published on 2018-07-20 and last updated on 2026-06-17.

CVE-2018-12804

CVE-2018-12804 is a critical-severity vulnerability in Adobe Connect with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 11% places it in the 95th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-287.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 11% (95th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Adobe Connect
Published: 2018-07-20
Last modified: 2026-06-17

Description

Adobe Connect versions 9.7.5 and earlier have an Authentication Bypass vulnerability. Successful exploitation could lead to session hijacking.

Frequently asked questions

What is CVE-2018-12804?: Adobe Connect versions 9.7.5 and earlier have an Authentication Bypass vulnerability. Successful exploitation could lead to session hijacking.
How severe is CVE-2018-12804?: CVE-2018-12804 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-12804 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 11% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-12804?: CVE-2018-12804 affects Adobe Connect. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-12804?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2018-12804 published?: CVE-2018-12804 was published on 2018-07-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:adobe:connect:*:*:*:*:*:*:*:*

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Other CWE-287 (Improper Authentication) vulnerabilities

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