CVE-2022-4643

MEDIUMNVD 6.36.3—
EchelonGraph scoreMEDIUM confidence

This medium-severity CVE scores 6.3 under NVD CVSS v3. EPSS exploit probability: 1.7%, top 25% 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
Trending — 3 sources updated this week
6.3
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 2%CVSS: 6.3Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

A vulnerability was found in docconv up to 1.2.0. It has been declared as critical. This vulnerability affects the function ConvertPDFImages of the file pdf_ocr.go. The manipulation of the argument path leads to os command injection. The attack can be initiated remotely. Upgrading to version 1.2.1 is able to address this issue. The name of the patch is b19021ade3d0b71c89d35cb00eb9e589a121faa5. It is recommended to upgrade the affected component. VDB-216502 is the identifier assigned to this vulnerability.

CVSS v3
6.3
EG Score
6.3(medium)
EG Risk
—
EPSS
75.3%
KEV
Not listed

Published

December 21, 2022

Last Modified

November 21, 2024

References (8)

Affected Packages

(2 across 1 ecosystem)
Go(2)
PackageVulnerable rangeFixed inDependents
code.sajari.com/docconv—1.3.5—
github.com/sajari/docconv—1.2.1—

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 14× in last 7d / 48× 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 101 total refreshes for this CVE.

  1. 2026-07-22 23:03 UTCEG score recompute
  2. 2026-07-22 14:06 UTCEPSS rescore
  3. 2026-07-22 14:06 UTCEPSS rescore
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  14. 2026-07-16 11:49 UTCOSV refresh
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  41. 2026-06-11 13:58 UTCEPSS rescore
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  43. 2026-06-10 21:17 UTCOSV refresh
  44. 2026-06-10 13:21 UTCEPSS rescore
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Frequently asked(5)

What is CVE-2022-4643?
CVE-2022-4643 is a medium vulnerability published on December 21, 2022. A vulnerability was found in docconv up to 1.2.0. It has been declared as critical. This vulnerability affects the function ConvertPDFImages of the file pdf_ocr.go. The manipulation of the argument path leads to os command injection. The attack can be initiated remotely. Upgrading to version 1.2.1…
When was CVE-2022-4643 disclosed?
CVE-2022-4643 was first published in the National Vulnerability Database on December 21, 2022, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2022-4643 actively exploited?
CVE-2022-4643 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 75.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2022-4643?
CVE-2022-4643 has a CVSS v3 base score of 6.3 (NVD).
How do I remediate CVE-2022-4643?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-4643, 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.

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