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SCA: security update for bleach (GHSA-m9mq-p2f9-cfqv)

critical Tenable Self-Hosted Container Security Plugin ID 422025

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - An issue was discovered in Bleach 2.1.x before 2.1.3. Attributes that have URI values weren't properly
 sanitized if the values contained character entities. Using character entities, it was possible to
 construct a URI value with a scheme that was not allowed that would slide through unsanitized.
 (CVE-2018-7753)

See Also

https://github.com/advisories/GHSA-m9mq-p2f9-cfqv

Plugin Details

Severity: Critical

ID: 422025

Version: Revision 1.4

Type: Local

Family: SCA Checks

Published: 3/28/2025

Updated: 7/2/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 57.12

Vendor

Vendor Severity: Critical

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2018-7753

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

CVSS v4

Risk Factor: Critical

Base Score: 9.3

Threat Score: 8.1

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 1/4/2019

Vulnerability Publication Date: 3/6/2018

Reference Information

CVE: CVE-2018-7753

cwe: CWE-20