01 Record

CVE-2018-5950

Cross-site scripting (XSS) vulnerability in the web UI in Mailman before 2.1.26 allows remote attackers to inject arbitrary web script or HTML via a user-options URL.

UnratedPUBLISHEDCNA: mitre

CNA base scoreUnratedNo CNA CVSS vector

View raw JSON

02 Description

Cross-site scripting (XSS) vulnerability in the web UI in Mailman before 2.1.26 allows remote attackers to inject arbitrary web script or HTML via a user-options URL.

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 4.57% probability of exploitation activity in the next 30 days.
EPSS percentile: Ranks above 90.8% of scored records. A rank, not a probability.
NVD base score: 6.1 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD analysis status: Modified. NVD last modified this record on 2026-06-17.
Red Hat severity: Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published

2018-01-23 16:00Z8 YR AGO

Last updated

2024-08-05 05:47Z2 YR AGO

Reserved

2018-01-19

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base

Data version

5.1

Document digest

1ca7c8d5f6da6555387033db8634cc4cd4eaf93f699ac47c5b5c377931fa6a36

05 Affected products

VendorProductVersionsPlatforms

canonicalubuntu_linuxNot specified—

debiandebian_linuxNot specified—

gnumailmanNot specified—

redhatenterprise_linuxNot specified—

redhatenterprise_linux_desktopNot specified—

redhatenterprise_linux_serverNot specified—

redhatenterprise_linux_server_ausNot specified—

redhatenterprise_linux_server_eusNot specified—

redhatenterprise_linux_server_tusNot specified—

redhatenterprise_linux_workstationNot specified—

06 References

www.securityfocus.com104594http://www.securityfocus.com/bid/104594vdb-entryx_refsource_BID
access.redhat.comRHSA-2018:0504https://access.redhat.com/errata/RHSA-2018:0504vendor-advisoryx_refsource_REDHAT
usn.ubuntu.comUSN-3563-1https://usn.ubuntu.com/3563-1/vendor-advisoryx_refsource_UBUNTU
www.mail-archive.com[mailman-users] 20180120 Mailman 2.1.26 Security release Feb 4, 2018https://www.mail-archive.com/mailman-users%40python.org/msg70375.htmlmailing-listx_refsource_MLIST
www.debian.orgDSA-4108https://www.debian.org/security/2018/dsa-4108vendor-advisoryx_refsource_DEBIAN
access.redhat.comRHSA-2018:0505https://access.redhat.com/errata/RHSA-2018:0505vendor-advisoryx_refsource_REDHAT
bugs.launchpad.nethttps://bugs.launchpad.net/mailman/+bug/1747209x_refsource_CONFIRM
lists.debian.org[debian-lts-announce] 20180209 [SECURITY] [DLA 1272-1] mailman security updatehttps://lists.debian.org/debian-lts-announce/2018/02/msg00007.htmlmailing-listx_refsource_MLIST
packetstormsecurity.comhttp://packetstormsecurity.com/files/159761/Mailman-2.1.23-Cross-Site-Scripting.htmlx_refsource_MISC

01 Record index

CVE-2018-5950

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References

02 Records

CVE-2018-5950

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References