CVE-2023-2663

LOWNVD 2.92.9—

2.9

In Xpdf 4.04 (and earlier), a PDF object loop in the page label tree leads to infinite recursion and a stack overflow.

CVSS v3: 2.9
EG Score: 2.9(medium)
EPSS: 23.1%
KEV: Not listed

Published

May 11, 2023

Last Modified

January 24, 2025

References (2)

xpdf@xpdfreaderhttps://forum.xpdfreader.com/viewtopic.php?t=42421
af854a3a-2127-422b-91ae-364da2661108https://forum.xpdfreader.com/viewtopic.php?t=42421

Weakness Classification(1)

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

CWE-674Uncontrolled Recursion

Data Freshness Timeline

(refreshed 12× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-25 01:16 UTCEG score recompute

Frequently asked(5)

What is CVE-2023-2663?

CVE-2023-2663 is a low vulnerability published on May 11, 2023. In Xpdf 4.04 (and earlier), a PDF object loop in the page label tree leads to infinite recursion and a stack overflow.

When was CVE-2023-2663 disclosed?

CVE-2023-2663 was first published in the National Vulnerability Database on May 11, 2023, with the most recent update on January 24, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-2663 actively exploited?

CVE-2023-2663 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 23.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-2663?

CVE-2023-2663 has a CVSS v3 base score of 2.9 (NVD).

How do I remediate CVE-2023-2663?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-2663, 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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CVE-2023-2663

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-2663?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)