CVE-1999-0486 — Denial of service in AOL Instant Messenger when a remote attacker sends a malicious hyperlink to the receiving client, potentially causing a system crash

Denial of service in AOL Instant Messenger when a remote attacker sends a malicious hyperlink to the receiving client, potentially causing a system crash

Published Feb 4, 2000

No CVSS score

EPSS 1.86%

Description

Denial of service in AOL Instant Messenger when a remote attacker sends a malicious hyperlink to the receiving client, potentially causing a system crash.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.86% 0.01858

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.01858

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (10 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	1.86% (0.01858)	78.44th	v5 (v2026.06.15)
Jun 15, 2026	1.82% (0.01823)	75.90th	v5 (v2026.06.15)
Mar 17, 2025	0.66% (0.00655)	69.28th	v4 (v2025.03.14)
Dec 12, 2024	0.27% (0.00271)	68.75th	v3 (v2023.03.01)
Feb 8, 2024	0.27% (0.00271)	66.95th	v3 (v2023.03.01)
Mar 7, 2023	0.33% (0.00325)	66.08th	v3 (v2023.03.01)
Mar 6, 2023	1.05% (0.01055)	52.13th	v2 (v2022.01.01)
Sep 17, 2022	1.05% (0.01055)	50.47th	v2 (v2022.01.01)
Apr 1, 2022	1.05% (0.01055)	48.43th	v2 (v2022.01.01)
Feb 4, 2022	1.05% (0.01055)	27.52th	v2 (v2022.01.01)

Weaknesses (0)

No CWE recorded.

References (1)

https://exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0486
x_refsource_MISC

Link	Providers	Tags
https://exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0486		x_refsource_MISC

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Feb 4, 2000

Updated Aug 1, 2024

Reserved Jun 7, 1999

Link CVE-1999-0486

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-1999-0486

Red Hat

Severity n/a

Public date n/a

Links CVE-1999-0486