MEDIUM
mailman: Mishandled URLs in Utils.py:GetPathPieces() allows attackers to display arbitrary text on trusted sites
Published Jul 12, 2018
6.5
MEDIUMCVSS 3.0
EPSS 2.54%
Description
An issue was discovered in GNU Mailman before 2.1.28. A crafted URL can cause arbitrary text to be displayed on a web page from a trusted site.
Affected products
No data.
No data.
Red Hat Enterprise Linux 7
mailman-3:2.1.15-30.el7
Fixed · RHSA-2020:1054
Red Hat Enterprise Linux 5
mailman
Will not fix
Red Hat Enterprise Linux 6
mailman
Will not fix
Red Hat Enterprise Linux 8
mailman
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 7 | mailman-3:2.1.15-30.el7 | Fixed | RHSA-2020:1054 |
| Red Hat Enterprise Linux 5 | mailman | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | mailman | Will not fix | n/a |
| Red Hat Enterprise Linux 8 | mailman | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
6.5 MEDIUM NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact None
Integrity Impact High
Availability Impact None
1 other source (Red Hat) ▾
4.3 MEDIUM Red Hat
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact None
Integrity Impact Low
Availability Impact None
4.3 MEDIUM NVD
AV:N/AC:M/Au:N/C:N/I:P/A:N
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact Partial
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
2.54% 0.02541
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.02541
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (17 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.54% (0.02541) | 84.42th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.54% (0.02541) | 82.88th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.21% (0.00214) | 41.95th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.16% (0.00160) | 53.92th | v3 (v2023.03.01) |
| Dec 3, 2023 | 0.16% (0.00160) | 52.38th | v3 (v2023.03.01) |
| Jul 15, 2023 | 0.14% (0.00141) | 48.95th | v3 (v2023.03.01) |
| Jul 6, 2023 | 0.24% (0.00242) | 60.96th | v3 (v2023.03.01) |
| May 8, 2023 | 0.26% (0.00256) | 61.87th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.15% (0.00149) | 49.13th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Sep 10, 2022 | 1.02% (0.01018) | 38.88th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.02% (0.01018) | 36.86th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.02% (0.01018) | 19.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.32% (0.01324) | 31.25th | v1 |
| Jan 6, 2022 | 1.32% (0.01324) | 30.61th | v1 |
| Sep 1, 2021 | 1.32% (0.01324) | 69.73th | v1 |
| Apr 14, 2021 | 1.32% (0.01324) | 0.00th | v1 |
Weaknesses (2)
References (11)
- https://access.redhat.com/security/cve/CVE-2018-13796 Vendor Advisory
- https://bugs.launchpad.net/mailman/+bug/1780874 x_refsource_CONFIRMIssue TrackingThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1609090 Issue Tracking
- https://github.com/advisories/GHSA-xqvg-xm9m-p2c4 Advisory
- https://lists.debian.org/debian-lts-announce/2018/07/msg00034.html mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2018-13796
- https://security.gentoo.org/glsa/201904-10 vendor-advisoryx_refsource_GENTOOThird Party Advisory
- https://usn.ubuntu.com/4348-1/ vendor-advisoryx_refsource_UBUNTU
- https://www.cve.org/CVERecord?id=CVE-2018-13796
- https://www.mail-archive.com/mailman-users%40python.org/msg71003.html mailing-listx_refsource_MLIST
- https://www.mail-archive.com/mailman-users@python.org/msg71003.html
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2018-13796 | Vendor Advisory | |
| https://bugs.launchpad.net/mailman/+bug/1780874 | x_refsource_CONFIRMIssue TrackingThird Party Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1609090 | Issue Tracking | |
| https://github.com/advisories/GHSA-xqvg-xm9m-p2c4 | Advisory | |
| https://lists.debian.org/debian-lts-announce/2018/07/msg00034.html | mailing-listx_refsource_MLISTMailing ListThird Party Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2018-13796 | ||
| https://security.gentoo.org/glsa/201904-10 | vendor-advisoryx_refsource_GENTOOThird Party Advisory | |
| https://usn.ubuntu.com/4348-1/ | vendor-advisoryx_refsource_UBUNTU | |
| https://www.cve.org/CVERecord?id=CVE-2018-13796 | ||
| https://www.mail-archive.com/mailman-users%40python.org/msg71003.html | mailing-listx_refsource_MLIST | |
| https://www.mail-archive.com/mailman-users@python.org/msg71003.html |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jul 12, 2018
Updated Aug 5, 2024
Reserved Jul 10, 2018
Link CVE-2018-13796
CISA Vulnrichment
GHSA-XQVG-XM9M-P2C4 Updated n/a