https://vulnerability.circl.lu/rss/recent/all/10 Most recent entries from all 2026-10-01T07:03:01.927187+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent entries. https://vulnerability.circl.lu/vuln/fkie_cve-2026-79591 fkie_cve-2026-79591 2026-10-01T07:03:02.623426+00:00

A heap-buffer-overflow and use-after-free vulnerability exists in the xls_getCSS() function of libxls 1.6.3 due to insufficient validation of a file-controlled font index.

 https://vulnerability.circl.lu/vuln/ghsa-8cvq-g9xh-jmpf GHSA-8cvq-g9xh-jmpf 2026-10-01T07:03:02.623515+00:00

A heap-buffer-overflow and use-after-free vulnerability exists in the xls_getCSS() function of libxls 1.6.3 due to insufficient validation of a file-controlled font index.

 https://vulnerability.circl.lu/vuln/ubuntu-cve-2026-79591 UBUNTU-CVE-2026-79591 2026-10-01T07:03:02.623544+00:00

Affected: Ubuntu:16.04:LTS: r-cran-readxl, Ubuntu:18.04:LTS: r-cran-readxl, Ubuntu:20.04:LTS: r-cran-readxl, Ubuntu:22.04:LTS: r-cran-readxl, Ubuntu:24.04:LTS: r-cran-readxl, Ubuntu:26.04:LTS: r-cran-readxl

A heap-buffer-overflow and use-after-free vulnerability exists in the xls_getCSS() function of libxls 1.6.3 due to insufficient validation of a file-controlled font index.