How severe is CVE-2018-14023?

CVE-2018-14023 has a CVSS 3.x base score of 4.0, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2018-14023 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-14023?

CVE-2018-14023 primarily affects Signal Signal-desktop. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-14023?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-14023 published?

CVE-2018-14023 was published on 2018-08-20 and last updated on 2026-06-17.

CVE-2018-14023

CVE-2018-14023 is a medium-severity vulnerability in Signal Signal-desktop with a CVSS 3.x base score of 4.0. 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-200.

Key facts

Severity: Medium (CVSS 3.x base score 4.0)
CVSS v2: 2.1
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Signal Signal-desktop
Published: 2018-08-20
Last modified: 2026-06-17

Description

Open Whisper Signal (aka Signal-Desktop) before 1.15.0-beta.10 allows information leakage.

Frequently asked questions

What is CVE-2018-14023?: Open Whisper Signal (aka Signal-Desktop) before 1.15.0-beta.10 allows information leakage.
How severe is CVE-2018-14023?: CVE-2018-14023 has a CVSS 3.x base score of 4.0, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2018-14023 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-14023?: CVE-2018-14023 primarily affects Signal Signal-desktop. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-14023?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-14023 published?: CVE-2018-14023 was published on 2018-08-20 and last updated on 2026-06-17.

References

Affected products (10)

cpe:2.3:a:signal:signal-desktop:*:*:*:*:*:*:*:*
cpe:2.3:a:signal:signal-desktop:1.15.0:beta1:*:*:*:*:*:*
cpe:2.3:a:signal:signal-desktop:1.15.0:beta2:*:*:*:*:*:*
cpe:2.3:a:signal:signal-desktop:1.15.0:beta3:*:*:*:*:*:*
cpe:2.3:a:signal:signal-desktop:1.15.0:beta4:*:*:*:*:*:*
cpe:2.3:a:signal:signal-desktop:1.15.0:beta5:*:*:*:*:*:*
cpe:2.3:a:signal:signal-desktop:1.15.0:beta6:*:*:*:*:*:*
cpe:2.3:a:signal:signal-desktop:1.15.0:beta7:*:*:*:*:*:*
cpe:2.3:a:signal:signal-desktop:1.15.0:beta8:*:*:*:*:*:*
cpe:2.3:a:signal:signal-desktop:1.15.0:beta9:*:*:*:*:*:*

More vulnerabilities in Signal Signal-desktop

CVE-2023-24068 — High (CVSS 7.8): Signal Desktop before 6.2.0 on Windows, Linux, and macOS allows an attacker to modify conversation attachments within…
CVE-2019-19954 — High (CVSS 7.3): Signal Desktop before 1.29.1 on Windows allows local users to gain privileges by creating a Trojan horse…
CVE-2019-9970 — Medium (CVSS 6.5): Open Whisper Signal (aka Signal-Desktop) through 1.23.1 and the Signal Private Messenger application through 4.35.3 for…
CVE-2018-11101 — Medium (CVSS 6.1): Open Whisper Signal (aka Signal-Desktop) through 1.10.1 allows XSS via a resource location specified in an attribute of…
CVE-2018-10994 — Medium (CVSS 6.1): js/views/message_view.js in Open Whisper Signal (aka Signal-Desktop) before 1.10.1 allows XSS via a URL.
CVE-2023-24069 — Low (CVSS 3.3): Signal Desktop before 6.2.0 on Windows, Linux, and macOS allows an attacker to obtain potentially sensitive attachments…

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