How severe is CVE-2020-12755?

CVE-2020-12755 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2020-12755 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-12755?

CVE-2020-12755 affects Kde Kio-extras. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-12755?

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

When was CVE-2020-12755 published?

CVE-2020-12755 was published on 2020-05-09 and last updated on 2026-06-17.

CVE-2020-12755

CVE-2020-12755 is a low-severity vulnerability in Kde Kio-extras with a CVSS 3.x base score of 3.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Low (CVSS 3.x base score 3.3)
CVSS v2: 2.1
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Kde Kio-extras
Published: 2020-05-09
Last modified: 2026-06-17

Description

fishProtocol::establishConnection in fish/fish.cpp in KDE kio-extras through 20.04.0 makes a cacheAuthentication call even if the user had not set the keepPassword option. This may lead to unintended KWallet storage of a password.

Frequently asked questions

What is CVE-2020-12755?: fishProtocol::establishConnection in fish/fish.cpp in KDE kio-extras through 20.04.0 makes a cacheAuthentication call even if the user had not set the keepPassword option. This may lead to unintended KWallet storage of a password.
How severe is CVE-2020-12755?: CVE-2020-12755 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2020-12755 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-12755?: CVE-2020-12755 affects Kde Kio-extras. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-12755?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-12755 published?: CVE-2020-12755 was published on 2020-05-09 and last updated on 2026-06-17.

References

https://commits.kde.org/kio-extras/d813cef3cecdec9af1532a40d677a203ff979145

Affected products (1)

cpe:2.3:a:kde:kio-extras:*:*:*:*:*:*:*:*

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