Dashboard / CVE-2026-125400

CVE-2026-125400

HIGH
MEDIUM Priority: 0.02 BB Relevance: 62/100
Published: 2026-11-10 Modified: 2026-11-12 First seen: 2026-11-10 Status: active

Attack Surface

Adjacent Low Complexity No Auth No Interaction Conf. Impact Integ. Impact

CVSS Vector Breakdown

AV: Adjacent
AC: Low
PR: None
UI: None
S: X
AT: None
VC: High
VI: High
VA: High

Description

Ettercap through 0.8.4.1 contains a use-after-free vulnerability in func_pcre() in src/ec_filter.c that reads the PCRE2 ovector after freeing match data. Network-adjacent attackers can send packets matching a loaded pcre_regex() substitution filter to corrupt memory and potentially execute code as root.

Weakness Classification (1)

Affected Software (2)

VendorProductVersion
Ettercap ettercap 0
Ettercap ettercap 0

References & Advisories (5)

Bug Bounty Relevance

62 / 100
✓ No authentication
✓ Low complexity
✓ No user interaction

CVSS Score

8.7 / 10.0 v4.0
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/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

EPSS — Exploitation Probability

0.25%
Raw Score 0.002470
Percentile 16.2%
Date 2026-11-13

EPSS Trend

2026-11-13
0.00247
2026-11-12
0.00247
2026-11-10
0.00247

Intelligence Sources

mitre ref →
nvd ref →

External Links