CVE-2022-38222

HIGHNVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2022-09-30. NVD baseline CVSS 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: ghsa, nvd
7.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 7.8Exploit: NoneExposed: 0

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

There is a use-after-free issue in JBIG2Stream::close() located in JBIG2Stream.cc in Xpdf 4.04. It can be triggered by sending a crafted PDF file to (for example) the pdfimages binary. It allows an attacker to cause Denial of Service or possibly have unspecified other impact.

CVSS v3
7.8
EG Score
7.8(medium)
EPSS
35.5%
KEV
Not listed

Published

September 29, 2022

Last Modified

November 21, 2024

References (2)

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 12× in last 7d / 50× 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.

  1. 2026-07-15 16:56 UTCEPSS rescore
  2. 2026-07-15 16:56 UTCEPSS rescore
  3. 2026-07-15 01:58 UTCEPSS rescore
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  1. 2026-06-28 14:06 UTCEPSS rescore
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  6. 2026-06-25 13:48 UTCEPSS rescore
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  51. 2026-05-31 22:29 UTCEPSS rescore
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  56. 2026-05-29 13:43 UTCEPSS rescore
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  60. 2026-05-27 13:39 UTCEPSS rescore
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  67. 2026-05-24 16:51 UTCEPSS rescore
  68. 2026-05-23 09:16 UTCEG score recompute
  69. 2026-05-23 09:16 UTCGHSA enrichment

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2022-38222?
CVE-2022-38222 is a high vulnerability published on September 29, 2022. There is a use-after-free issue in JBIG2Stream::close() located in JBIG2Stream.cc in Xpdf 4.04. It can be triggered by sending a crafted PDF file to (for example) the pdfimages binary. It allows an attacker to cause Denial of Service or possibly have unspecified other impact.
When was CVE-2022-38222 disclosed?
CVE-2022-38222 was first published in the National Vulnerability Database on September 29, 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-2022-38222 actively exploited?
CVE-2022-38222 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 35.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2022-38222?
CVE-2022-38222 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2022-38222?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-38222, 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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