CVE-2023-27532

HIGHNVD 7.59.0▲Trending — 4 sources updated this weekExploited in the wild

7.5

Vulnerability in Veeam Backup & Replication component allows encrypted credentials stored in the configuration database to be obtained. This may lead to gaining access to the backup infrastructure hosts.

CVSS v3: 7.5
EG Score: 9.0(high)
EPSS: 99.3%
KEV: ⚠ Exploited

Published

March 10, 2023

Last Modified

November 3, 2025

Advisory Details (2)

Auto-updated Jun 4, 2026

⚠️ Active exploitation confirmed. Patch available. Sources: cisa.

cisa Patch Available🔴 Active Exploitation

Known Exploited Vulnerabilities Catalog | CISA

Known Exploited Vulnerabilities Catalog | CISA. Listed in CISA Known Exploited Vulnerabilities catalog.

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-27532

generic

KB4424: CVE-2023-27532

https://www.veeam.com/kb4424

Weakness Classification(1)

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

CWE-306Missing Authentication for Critical Function

Data Freshness Timeline

(refreshed 20× 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 23:30 UTCEG score recompute
2026-06-04 23:30 UTCGHSA enrichment
2026-06-04 19:41 UTCEG score recompute
2026-06-04 19:41 UTCGHSA enrichment
2026-06-04 16:01 UTCEG score recompute
2026-06-04 16:01 UTCGHSA enrichment
2026-06-04 12:21 UTCEG score recompute
2026-06-04 12:21 UTCGHSA enrichment
2026-06-04 08:41 UTCEG score recompute
2026-06-04 08:41 UTCGHSA enrichment
2026-06-04 05:01 UTCEG score recompute
2026-06-04 05:01 UTCGHSA enrichment
2026-06-04 01:21 UTCEG score recompute
2026-06-04 01:21 UTCGHSA enrichment
2026-06-03 21:41 UTCEG score recompute
2026-06-03 21:41 UTCGHSA enrichment
2026-06-03 19:09 UTCkev_newly_listed
2026-06-03 18:01 UTCEG score recompute
2026-06-03 18:01 UTCGHSA enrichment
2026-06-03 14:21 UTCEG score recompute

Publicly available exploits

(2 references)

Working exploit code is in the public domain (2 GitHub PoCs). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

GitHub PoCsfewer-r7/CVE-2023-27532
First seen Mar 23, 2023
Exploit for CVE-2023-27532 against Veeam Backup & Replication
Open source ↗
GitHub PoChorizon3ai/CVE-2023-27532
First seen Mar 18, 2023
POC for Veeam Backup and Replication CVE-2023-27532
Open source ↗

Frequently asked(6)

What is CVE-2023-27532?

CVE-2023-27532 is a high vulnerability published on March 10, 2023. Vulnerability in Veeam Backup & Replication component allows encrypted credentials stored in the configuration database to be obtained. This may lead to gaining access to the backup infrastructure hosts.

When was CVE-2023-27532 disclosed?

CVE-2023-27532 was first published in the National Vulnerability Database on March 10, 2023, with the most recent update on November 3, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-27532 actively exploited?

Yes. CISA added CVE-2023-27532 to the Known Exploited Vulnerabilities catalog on August 22, 2023, affecting Veeam Backup & Replication. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.

What is the CVSS score of CVE-2023-27532?

CVE-2023-27532 has a CVSS v3 base score of 7.5 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.

Which products are affected by CVE-2023-27532?

CVE-2023-27532 affects Veeam Backup & Replication. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.

How do I remediate CVE-2023-27532?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-27532, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2023-27532

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Is Your Infrastructure Affected by CVE-2023-27532?

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CVE-2023-27532

📅 Published

🔄 Last Modified

📋 Advisory Details (2)