Vulnerability · Published Jun 2, 2025 · Assigned by talos

CVE-2024-48877

High 8.4

In plain English

A high-severity security flaw in xls2csv from xls2csv. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 28% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)8.4High
Exploit odds (30 days)0.3%top 71.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

A memory corruption vulnerability exists in the Shared String Table Record Parser implementation in xls2csv utility version 0.95. A specially crafted malformed file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12catdoc1:0.95-6~deb12u1DEBIAN-CVE-2024-48877
Debian:12catdoc1:0.95-6~deb12u1DSA-5953-1
Debian:13catdoc1:0.95-6DEBIAN-CVE-2024-48877
Debian:14catdoc1:0.95-6DEBIAN-CVE-2024-48877
Ubuntu:25.10catdocno fix listedUBUNTU-CVE-2024-48877

Affected products (as reported)

VendorProductVersions
xls2csv xls2csv 0.95

Weakness: CWE-680 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References