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Vulnerability details: VCID-1vy6-upn7-u3am
Vulnerability ID VCID-1vy6-upn7-u3am
Aliases CVE-2021-31855
Summary information disclosure
Status Published
Exploitability 0.5
Weighted Severity 5.9
Risk 3.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-312 Cleartext Storage of Sensitive Information
System Score Found at
epss 0.00138 https://api.first.org/data/v1/epss?cve=CVE-2021-31855
epss 0.00138 https://api.first.org/data/v1/epss?cve=CVE-2021-31855
epss 0.00138 https://api.first.org/data/v1/epss?cve=CVE-2021-31855
epss 0.00138 https://api.first.org/data/v1/epss?cve=CVE-2021-31855
epss 0.00138 https://api.first.org/data/v1/epss?cve=CVE-2021-31855
epss 0.00138 https://api.first.org/data/v1/epss?cve=CVE-2021-31855
epss 0.00138 https://api.first.org/data/v1/epss?cve=CVE-2021-31855
epss 0.00138 https://api.first.org/data/v1/epss?cve=CVE-2021-31855
epss 0.00138 https://api.first.org/data/v1/epss?cve=CVE-2021-31855
epss 0.00138 https://api.first.org/data/v1/epss?cve=CVE-2021-31855
epss 0.00138 https://api.first.org/data/v1/epss?cve=CVE-2021-31855
epss 0.00138 https://api.first.org/data/v1/epss?cve=CVE-2021-31855
epss 0.00138 https://api.first.org/data/v1/epss?cve=CVE-2021-31855
epss 0.00138 https://api.first.org/data/v1/epss?cve=CVE-2021-31855
epss 0.00138 https://api.first.org/data/v1/epss?cve=CVE-2021-31855
epss 0.00138 https://api.first.org/data/v1/epss?cve=CVE-2021-31855
epss 0.00138 https://api.first.org/data/v1/epss?cve=CVE-2021-31855
epss 0.00138 https://api.first.org/data/v1/epss?cve=CVE-2021-31855
epss 0.00138 https://api.first.org/data/v1/epss?cve=CVE-2021-31855
epss 0.00138 https://api.first.org/data/v1/epss?cve=CVE-2021-31855
epss 0.00138 https://api.first.org/data/v1/epss?cve=CVE-2021-31855
epss 0.00138 https://api.first.org/data/v1/epss?cve=CVE-2021-31855
epss 0.00138 https://api.first.org/data/v1/epss?cve=CVE-2021-31855
cvssv2 4.0 https://nvd.nist.gov/vuln/detail/CVE-2021-31855
cvssv3.1 6.5 https://nvd.nist.gov/vuln/detail/CVE-2021-31855
archlinux Low https://security.archlinux.org/AVG-1897
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2021-31855
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-31855
https://github.com/KDE/messagelib/commit/3b5b171e91ce78b966c98b1292a1bcbc8d984799
https://kde.org/info/security/advisory-20210429-1.txt
989438 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=989438
AVG-1897 https://security.archlinux.org/AVG-1897
cpe:2.3:a:kde:messagelib:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:kde:messagelib:*:*:*:*:*:*:*:*
CVE-2021-31855 https://nvd.nist.gov/vuln/detail/CVE-2021-31855
No exploits are available.
Vector: AV:N/AC:L/Au:S/C:P/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2021-31855
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2021-31855
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.3448
EPSS Score 0.00138
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T11:38:31.162782+00:00 Arch Linux Importer Import https://security.archlinux.org/AVG-1897 37.0.0