CVE-2018-19531 — HTTL (aka Hyper-Text Template Language) through 1.0.11 allows remote command execution because the decodeXml function uses java.beans.XMLEncoder unsafely when configured without an xml.codec= setting

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CRITICAL

HTTL (aka Hyper-Text Template Language) through 1.0.11 allows remote command execution because the decodeXml function uses java.beans.XMLEncoder unsafely when configured without an xml.codec= setting

Published Nov 26, 2018

9.8

CRITICAL

CVSS 3.0

EPSS 4.59%

Description

HTTL (aka Hyper-Text Template Language) through 1.0.11 allows remote command execution because the decodeXml function uses java.beans.XMLEncoder unsafely when configured without an xml.codec= setting.

Affected products

Remediation

No remediation recorded yet.

Metrics

4.59% 0.04587

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.

EPSS probability 0.04587

Score over time

2021–2026

EPSS v1
EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v1
EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (16 key points)

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

Date	Score	Percentile	Model
Oct 3, 2026	4.59% (0.04587)	91.37th	v5 (v2026.06.15)
Jun 15, 2026	4.59% (0.04587)	90.40th	v5 (v2026.06.15)
Mar 30, 2025	5.66% (0.05660)	89.43th	v4 (v2025.03.14)
Mar 29, 2025	20.34% (0.20338)	92.72th	v4 (v2025.03.14)
Mar 17, 2025	5.66% (0.05660)	89.69th	v4 (v2025.03.14)
Jul 20, 2024	1.01% (0.01012)	83.89th	v3 (v2023.03.01)
Apr 4, 2024	1.01% (0.01012)	83.41th	v3 (v2023.03.01)
Mar 7, 2023	1.01% (0.01012)	81.40th	v3 (v2023.03.01)
Mar 6, 2023	1.16% (0.01156)	61.37th	v2 (v2022.01.01)
Oct 18, 2022	1.16% (0.01156)	60.36th	v2 (v2022.01.01)
Apr 1, 2022	1.16% (0.01156)	58.36th	v2 (v2022.01.01)
Feb 4, 2022	1.16% (0.01156)	34.92th	v2 (v2022.01.01)
Feb 3, 2022	0.92% (0.00918)	25.93th	v1
Jan 6, 2022	0.92% (0.00918)	25.29th	v1
Sep 1, 2021	0.92% (0.00918)	60.61th	v1
Apr 14, 2021	0.92% (0.00918)	0.00th	v1