CVE-2023-36053

HIGHNVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

This high-severity CVE scores 7.5 under NVD CVSS v3. EPSS exploit probability: 3.0%, top 14% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
7.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 3%CVSS: 7.5Exploit: None knownExposed: 0

A fix is available — apply it.

In Django 3.2 before 3.2.20, 4 before 4.1.10, and 4.2 before 4.2.3, EmailValidator and URLValidator are subject to a potential ReDoS (regular expression denial of service) attack via a very large number of domain name labels of emails and URLs.

CVSS v3
7.5
EG Score
7.5(medium)
EG Risk
50(Track)
EG Risk 50/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity75% × 45%
Exploitation3% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
3%
EPSS %ILE
86%
KEV
Not listed

Published

July 3, 2023

Last Modified

November 4, 2025

References (17)

Vendor Advisories for CVE-2023-36053(4)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(7)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntupython-django-doc (3:3.2.18-1ubuntu0.3) @ lunar2026-05-24ubuntu
ubuntupython-django (1:1.11.11-1ubuntu1.21+esm1) @ bionic2026-05-24ubuntu
redhatpython-django-0:4.2.11-1.el8ui2024-04-18redhat
redhatpython-django-0:2.2.24-5.el9ost2024-01-16redhat
redhatpython-django-0:3.2.21-1.el8pc2023-11-08redhat
redhatpython-django-0:3.2.20-1.el9ap2023-08-21redhat
redhatautomation-controller-0:4.4.2-1.el9ap2023-08-21redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(6 across 6 ecosystems)
Debian:10(1)
PackageVulnerable rangeFixed inDependents
python-django1:1.11.21-1 ... 1:1.11.29-1~deb10u1 (14 versions)1:1.11.29-1+deb10u9—
Debian:11(1)
PackageVulnerable rangeFixed inDependents
python-django2:2.2.24-1, 2:2.2.25-1~deb11u1, 2:2.2.26-1~deb11u1, 2:2.2.28-1~deb11u12:2.2.28-1~deb11u2—
Debian:12(1)
PackageVulnerable rangeFixed inDependents
python-django3:3.2.19-1, 3:3.2.19-1+deb12u1~bpo11+13:3.2.19-1+deb12u1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
python-django—3:3.2.20-1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
python-django—3:3.2.20-1—
PyPI(1)
PackageVulnerable rangeFixed inDependents
django3.2 ... 4.2.2 (47 versions)3.2.20—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Additional Vendor Advisories

(4)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 6× in last 7d / 33× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 141 total refreshes for this CVE.

  1. 2026-08-25 13:46 UTCEPSS rescore
  2. 2026-08-24 14:14 UTCEPSS rescore
  3. 2026-08-23 00:17 UTCEPSS rescore
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  9. 2026-08-17 13:36 UTCOSV refresh
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  25. 2026-08-02 08:45 UTCOSV refresh
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  14. 2026-07-23 02:24 UTCEG score recompute
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  27. 2026-07-15 16:56 UTCEPSS rescore
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  29. 2026-07-15 16:19 UTCOSV refresh
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  50. 2026-06-28 04:55 UTCEPSS rescore
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  52. 2026-06-27 17:04 UTCOSV refresh
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  74. 2026-06-14 23:16 UTCEPSS rescore
  75. 2026-06-13 22:59 UTCEPSS rescore

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2023-36053?
CVE-2023-36053 is a high vulnerability published on July 3, 2023. In Django 3.2 before 3.2.20, 4 before 4.1.10, and 4.2 before 4.2.3, EmailValidator and URLValidator are subject to a potential ReDoS (regular expression denial of service) attack via a very large number of domain name labels of emails and URLs.
When was CVE-2023-36053 disclosed?
CVE-2023-36053 was first published in the National Vulnerability Database on July 3, 2023, with the most recent update on November 4, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-36053 actively exploited?
CVE-2023-36053 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 3% probability of exploitation in the next 30 days, which ranks it in the top 13.8% of all scored CVEs.
What is the CVSS score of CVE-2023-36053?
CVE-2023-36053 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2023-36053?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-36053, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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