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CVE-2020-13562

A cross-site scripting vulnerability exists in the template functionality of phpGACL 3.3.7. A...

9.6 Critical

CVE-2020-13562 is a critical vulnerability (CVSS 9.6) in Phpgacl, published February 1, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 77.7%, the 99th percentile. No source names a fixed version.

What does this mean?
Severity
9.6 CriticalCVSS 3.0, CVE List
Exploit chance
77.7%EPSS, 99th percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
No fix listedNo source names one

Description

A cross-site scripting vulnerability exists in the template functionality of phpGACL 3.3.7. A specially crafted HTTP request can lead to arbitrary JavaScript execution. An attacker can provide a crafted URL to trigger this vulnaerability in the phpGACL template action parameter.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

77.7%Up 77.0 points since Apr 14, 2021
90%50%10%1%

Affected products

What each source reports

CVE List Score used9.6

A cross-site scripting vulnerability exists in the template functionality of phpGACL 3.3.7. A specially crafted HTTP request can lead to arbitrary JavaScript execution. An attacker can provide a crafted URL to trigger this vulnaerability in the phpGACL template action parameter.

Record
CVE-2020-13562
CVSS 3.0
9.6 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Weakness
CWE-80
Updated
2026-11-02
EUVDEUVD-2020-58099.6

A cross-site scripting vulnerability exists in the template functionality of phpGACL 3.3.7. A specially crafted HTTP request can lead to arbitrary JavaScript execution. An attacker can provide a crafted URL to trigger this vulnaerability in the phpGACL template action parameter.

Record
EUVD-2020-5809
CVSS 3.0
9.6 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Updated
2026-11-03
GitHub AdvisoriesGHSA-2cwm-q4rq-75946.1

A cross-site scripting vulnerability exists in the template functionality of phpGACL 3.3.7. A...

A cross-site scripting vulnerability exists in the template functionality of phpGACL 3.3.7. A specially crafted HTTP request can lead to arbitrary JavaScript execution. An attacker can provide a crafted URL to trigger this vulnaerability in the phpGACL template action parameter.

Record
GHSA-2cwm-q4rq-7594
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-79
Updated
2026-11-02
NVD6.1

A cross-site scripting vulnerability exists in the template functionality of phpGACL 3.3.7. A specially crafted HTTP request can lead to arbitrary JavaScript execution. An attacker can provide a crafted URL to trigger this vulnaerability in the phpGACL template action parameter.

Record
CVE-2020-13562
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS 3.0
9.6 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CVSS 2.0
4.3 MediumAV:N/AC:M/Au:N/C:N/I:P/A:N
Weakness
CWE-80, CWE-79
Updated
2026-11-02
OSV6.1

A cross-site scripting vulnerability exists in the template functionality of phpGACL 3.3.7. A specially crafted HTTP request can lead to arbitrary JavaScript execution. An attacker can provide a crafted URL to trigger this vulnaerability in the phpGACL template action parameter.

Record
CVE-2020-13562
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated
2026-11-02

History

History
RecordedChangedSources
facts
aliases, productsEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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