CVE-2023-6991

HIGHNVD 8.88.8—Elevated

8.8

The JSM file_get_contents() Shortcode WordPress plugin before 2.7.1 does not validate one of its shortcode's parameters before making a request to it, which could allow users with contributor role and above to perform SSRF attacks.

CVSS v3: 8.8
EG Score: 8.8(medium)
EPSS: 45.8%
KEV: Not listed

Published

January 15, 2024

Last Modified

June 11, 2025

References (2)

contact@wpscanhttps://wpscan.com/vulnerability/0b92becb-8a47-48fd-82e8-f7641cf5c9bc
af854a3a-2127-422b-91ae-364da2661108https://wpscan.com/vulnerability/0b92becb-8a47-48fd-82e8-f7641cf5c9bc

Weakness Classification(1)

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

CWE-918Server-Side Request Forgery (SSRF)

Data Freshness Timeline

(refreshed 10× 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.

2026-06-04 13:11 UTCepss_batch
2026-06-04 13:11 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 22:30 UTCepss_batch
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2026-05-29 13:43 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
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2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-24 10:19 UTCEG score recompute
2026-05-24 10:19 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2023-6991?

CVE-2023-6991 is a high vulnerability published on January 15, 2024. The JSM filegetcontents() Shortcode WordPress plugin before 2.7.1 does not validate one of its shortcode's parameters before making a request to it, which could allow users with contributor role and above to perform SSRF attacks.

When was CVE-2023-6991 disclosed?

CVE-2023-6991 was first published in the National Vulnerability Database on January 15, 2024, with the most recent update on June 11, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-6991 actively exploited?

CVE-2023-6991 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 45.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-6991?

CVE-2023-6991 has a CVSS v3 base score of 8.8 (NVD).

How do I remediate CVE-2023-6991?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-6991, 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-2023-6991

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-6991?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)