CVE-2021-32838(fedoraproject / fedora)

LOWCVSS 7.5 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

Flask-RESTX (pypi package flask-restx) is a community driven fork of Flask-RESTPlus. Flask-RESTX before version 0.5.1 is vulnerable to ReDoS (Regular Expression Denial of Service) in email_regex. This is fixed in version 0.5.1.

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0.5/ 10 priority

Sources & remediation

Patch / fix

Vendor / third-party advisories

Other references

Weakness type (CWE)

CWE-400

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

fedora
flask-restx

Threat summary

1 mentions across 1 observed day

What's happening

1 total mentions across 1 day

Affected systems

Vendors

fedoraproject flask-restx_project

Products

fedoraflask-restx

2 versions affected across 2 products

Deep dive

Activity timeline1 mentions / 1d

Referenced assets1 URL

By indicator

https://dailycve.com/freshermeat-regular-expression-denial-of-service-cve-2021-32838-medium-dc-oct2026-3203/

Full discourse1 post

DailyCVE@dailycve1d
🟠 Freshermeat, Regular Expression Denial of Service, #CVE-2021-32838 (Medium) -DC-Oct2026-3203 https://dailycve.com/freshermeat-regular-expression-denial-of-service-cve-2021-32838-medium-dc-oct2026-3203/
0000027
241 followersView on X

CPE platform detail3 entries

Part:

Vendor:

Product:

Version:

Target SW:

Target HW:

3 of 3 entries

Part	Vendor	Product	Version	Target SW	Target HW
OS	fedoraproject	fedora	33	-	-
OS	fedoraproject	fedora	34	-	-
App	flask-restx_project	flask-restx	-	python	-

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