CVE-2024-6923

MEDIUMNVD 5.55.5—
EchelonGraph scoreMEDIUM confidence

Score 5.5 from GitHub Security Advisory published 2024-08-01. NVD baseline CVSS 5.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
5.5
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 1%CVSS: 5.5Exploit: NoneExposed: 0

A fix is available — apply it.

There is a MEDIUM severity vulnerability affecting CPython.

The email module didn’t properly quote newlines for email headers when serializing an email message allowing for header injection when an email is serialized.

CVSS v3
5.5
EG Score
5.5(medium)
EG Risk
41(Track*)
EG Risk 41/100SSVC: 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
Severity55% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Watch closely — could escalate to Attend.
EPSS
52.2%
KEV
Not listed

Published

August 1, 2024

Last Modified

April 15, 2026

References (15)

Vendor Advisories for CVE-2024-6923(8)

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

Patch Availability(18)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntupython2.7-minimal (2.7.17-1~18.04ubuntu1.13+esm7) @ bionic2026-05-21ubuntu
ubuntupython3.12-venv (3.12.3-1ubuntu0.2) @ noble2026-05-21ubuntu
redhatservice-interconnect/skupper-site-controller-rhel9:1.5.5-42024-12-16redhat
redhatservice-interconnect/skupper-site-controller-rhel9:1.4.7-32024-11-21redhat
redhatpython39:3.9-8080020240911100614.93c2fc2f2024-10-15redhat
redhatpython3.11-0:3.11.2-2.el9_2.62024-10-01redhat
redhatservice-interconnect/skupper-site-controller-rhel9:1.5.5-32024-09-30redhat
redhatservice-interconnect/skupper-site-controller-rhel9:1.4.7-22024-09-26redhat
redhatpython39:3.9-8040020240902080505.63cd9eba2024-09-25redhat
redhatpython3-0:3.6.8-67.el8_102024-09-24redhat
redhatpython3.12-0:3.12.5-2.el8_102024-09-24redhat
redhatpython3.11-0:3.11.9-7.el8_102024-09-24redhat
redhatpython3.9-0:3.9.16-1.el9_2.82024-09-23redhat
redhatpython39:3.9-8060020240916062113.6a6313992024-09-23redhat
redhatpython3.9-0:3.9.18-3.el9_4.52024-09-03redhat
redhatpython3.12-0:3.12.1-4.el9_4.32024-09-03redhat
redhatpython3.11-0:3.11.7-1.el9_4.52024-09-03redhat
redhatpython39-devel:3.9-8100020240826142629.d47b87a42024-08-28redhat

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.

Weakness Classification(1)

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

Additional Vendor Advisories

(11)

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 10× in last 7d / 43× 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 118 total refreshes for this CVE.

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Frequently asked(5)

What is CVE-2024-6923?
CVE-2024-6923 is a medium vulnerability published on August 1, 2024. There is a MEDIUM severity vulnerability affecting CPython. The email module didn’t properly quote newlines for email headers when serializing an email message allowing for header injection when an email is serialized.
When was CVE-2024-6923 disclosed?
CVE-2024-6923 was first published in the National Vulnerability Database on August 1, 2024, with the most recent update on April 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2024-6923 actively exploited?
CVE-2024-6923 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 52.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2024-6923?
CVE-2024-6923 has a CVSS v3 base score of 5.5 (NVD).
How do I remediate CVE-2024-6923?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-6923, 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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