CVE-2020-11976

7.5 HIGH 4% exploit odds Fix listed

What it is

By crafting a special URL it is possible to make Wicket deliver unprocessed HTML templates. This would allow an attacker to see possibly sensitive information inside a HTML template that is usually removed during rendering. Affected are Apache Wicket versions 7.16.0, 8.8.0 and 9.0.0-M5

At a glance

Exploitability: Can be exploited over the network without logging in. High risk of data exposure.
Exploit odds: 3.8% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2020-08-11 19:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 02:51 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 3.8% in the next 30 days (EPSS).
Severity: 7.5 HIGH (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2020-08-11 19:15 UTC
Last modified: 2026-06-17 02:51 UTC
Exploit probability: 3.8% · EPSS, next 30 days
Weakness: CWE-552
Record status: Modified

Affected

Apache Fortress 2.0.5
Apache Wicket < 7.17.0
Apache Wicket < 8.9.0
Apache Wicket 9.0.0

Attack profile CVSS 3.1 · 7.5

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: None
Availability: None

Raw vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2020-11976.md and follow it. Check whether this project is affected by CVE-2020-11976. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record