{
	"document":{
		"aggregate_severity":{
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			"text":"Medium"
		},
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		"csaf_version":"2.0",
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			{
				"text":"python-twisted security update",
				"category":"general",
				"title":"Synopsis"
			},
			{
				"text":"An update for python-twisted is now available for openEuler-24.03-LTS-SP3",
				"category":"general",
				"title":"Summary"
			},
			{
				"text":"Twisted is an event-based framework for internet applications, supporting Python 2.7 and Python 3.5+. It includes modules for many different purposes, including the following:\n\nSecurity Fix(es):\n\nTwisted is an event-based framework for internet applications, supporting Python 3.6+. In 25.5.0 and earlier, wildcardToRegexp() in twisted/mail/imap4.py translates the IMAP asterisk and percent wildcards but passes all other characters from an authenticated client's LIST or LSUB pattern directly to re.compile(), allowing nested or otherwise expensive regular expression constructs to cause catastrophic backtracking when matched against mailbox names. Because Twisted uses a cooperative single-threaded reactor, the blocking match suspends all server input and output for the duration of the match. No fixed release is available as of this review.(CVE-2026-106454)",
				"category":"general",
				"title":"Description"
			},
			{
				"text":"An update for python-twisted is now available for master/openEuler-20.03-LTS-SP4/openEuler-22.03-LTS-SP4/openEuler-24.03-LTS-Next/openEuler-24.03-LTS-SP1/openEuler-24.03-LTS-SP3/openEuler-24.03-LTS-SP4.\n\nopenEuler Security has rated this update as having a security impact of medium. A Common Vunlnerability Scoring System(CVSS)base score,which gives a detailed severity rating, is available for each vulnerability from the CVElink(s) in the References section.",
				"category":"general",
				"title":"Topic"
			},
			{
				"text":"Medium",
				"category":"general",
				"title":"Severity"
			},
			{
				"text":"python-twisted",
				"category":"general",
				"title":"Affected Component"
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				"summary":"openEuler-SA-2026-4428",
				"category":"self",
				"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-4428"
			},
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				"summary":"CVE-2026-106454",
				"category":"self",
				"url":"https://www.openeuler.org/en/security/cve/detail/?cveId=CVE-2026-106454&packageName=python-twisted"
			},
			{
				"summary":"nvd cve",
				"category":"external",
				"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-106454"
			},
			{
				"summary":"openEuler-SA-2026-4428 vex file",
				"category":"self",
				"url":"https://repo.openeuler.org/security/data/csaf/advisories/2026/csaf-openeuler-sa-2026-4428.json"
			}
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		"title":"An update for python-twisted is now available for openEuler-24.03-LTS-SP3",
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			"cve":"CVE-2026-106454",
			"notes":[
				{
					"text":"Twisted is an event-based framework for internet applications, supporting Python 3.6+. In 25.5.0 and earlier, wildcardToRegexp() in twisted/mail/imap4.py translates the IMAP asterisk and percent wildcards but passes all other characters from an authenticated client's LIST or LSUB pattern directly to re.compile(), allowing nested or otherwise expensive regular expression constructs to cause catastrophic backtracking when matched against mailbox names. Because Twisted uses a cooperative single-threaded reactor, the blocking match suspends all server input and output for the duration of the match. No fixed release is available as of this review.",
					"category":"description",
					"title":"Vulnerability Description"
				}
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						"baseSeverity":"MEDIUM",
						"baseScore":4.3,
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					"details":"Medium",
					"category":"impact"
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			"title":"CVE-2026-106454"
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}