CVE-2026-18503

Katalog CVE

CVSS 2.4 · Low EPSS 0,12%

Kerentanan Inefficient CPU Computation. Skor CVSS 4.0 2.4 (Low) menurut python.org.

Deskripsi (NVD)

Attacker-controlled CSV samples can trigger super-linear regular-expression work during dialect sniffing and consume significant CPU when applications pass unbounded input to csv.Sniffer.sniff().

Rincian

Terbit di NVD

10 Agustus 2026

Terakhir diubah

14 Oktober 2026

Status NVD

Awaiting Analysis

CVSS 4.0

2.4 (Low), sumber python.org
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-1176: Inefficient CPU Computation

EPSS (30 hari)

0,12% peluang dieksploitasi; lebih tinggi dari 1,6% CVE lain

Produk dan versi terdampak

NVD belum mencantumkan data produk (CPE) untuk CVE ini. Produk yang terdampak biasanya disebut di deskripsi dan di advisory vendor pada daftar referensi.

Referensi dan perbaikan

• https://github.com/python/cpython/commit/063d4555c94ef412c731527dbf30193327f2ee82
• https://github.com/python/cpython/commit/476fb09cdb0d73e645849d98c610e7e5697ce7c9
• https://github.com/python/cpython/commit/89f29c760c02774b099ddd6863268eb13fa3946a
• https://github.com/python/cpython/commit/b09a67a20c464f8288c9f9a6b9c7082a74560024
• https://github.com/python/cpython/commit/b30c7fa9edd921a118f286e9f90f560777fa693b
• https://github.com/python/cpython/commit/fd78b565d7c326f96ae903ab945b47f35d829cf4
• https://github.com/python/cpython/issues/98820
• https://github.com/python/cpython/pull/153694
• https://mail.python.org/archives/list/security-announce@python.org/thread/KQ7NBMCPAZJHRROQXJQE4GMXGLD5KHBS/