How severe is CVE-2021-32665?

CVE-2021-32665 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-32665 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-32665?

CVE-2021-32665 affects Wire. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-32665?

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-2021-32665 published?

CVE-2021-32665 was published on 2021-06-03 and last updated on 2026-06-17.

CVE-2021-32665

CVE-2021-32665 is a high-severity vulnerability in Wire with a CVSS 3.x base score of 8.8. 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-345.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 5.0
EPSS exploit prediction: 0% (38th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-345
Affected product: Wire
Published: 2021-06-03
Last modified: 2026-06-17

Description

wire-ios is the iOS version of Wire, an open-source secure messaging app. wire-ios versions 3.8.0 and earlier have a bug in which a conversation could be incorrectly set to "unverified. This occurs when: - Self user is added to a new conversation - Self user is added to an existing conversation - All the participants in the conversation were previously marked as verified. The vulnerability is patched in wire-ios version 3.8.1. As a workaround, one can unverify & verify a device in the conversation.

Frequently asked questions

What is CVE-2021-32665?: wire-ios is the iOS version of Wire, an open-source secure messaging app. wire-ios versions 3.8.0 and earlier have a bug in which a conversation could be incorrectly set to "unverified. This occurs when: - Self user is added to a new conversation - Self user is added to an existing conversation - All the participants in the conversation were previously marked as verified. The vulnerability is patched in wire-ios version 3.8.1. As a workaround, one can unverify & verify a device in the conversation.
How severe is CVE-2021-32665?: CVE-2021-32665 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-32665 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-32665?: CVE-2021-32665 affects Wire. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-32665?: 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-2021-32665 published?: CVE-2021-32665 was published on 2021-06-03 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:wire:wire:*:*:*:*:*:iphone_os:*:*

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