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CVE-2020-26883

24
FAUCET Score

CVE-2020-26883 is a stack consumption vulnerability affecting Play Framework versions 2.6.0 through 2.8.2, caused by unbounded recursion when parsing maliciously crafted JSON documents. This high-severity vulnerability (CVSS 7.5) can lead to a denial of service (availability impact) and requires no user interaction or authentication to exploit. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.6.25CPE matchmatch criteria
cpe:2.3:a:lightbend:play_framework:*:*:*:*:*:*:*:*
>= 2.7.0, <= 2.7.5CPE matchmatch criteria
cpe:2.3:a:lightbend:play_framework:*:*:*:*:*:*:*:*
>= 2.8.0, <= 2.8.2CPE matchmatch criteria
cpe:2.3:a:lightbend:play_framework:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.39%
Probability of exploitation in next 30 days
EPSS Percentile
69.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0139 is in the 50th percentile among its peer group of 51,553 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (4)

mavenpatch availablevia ghsa
Product: com.typesafe.play:playFixed in: 2.7.6
mavenpatch availablevia ghsa
Product: com.typesafe.play:playFixed in: 2.8.3
mavenpatch availablevia ghsa
Product: com.typesafe.play:play-javaFixed in: 2.7.6
mavenpatch availablevia ghsa
Product: com.typesafe.play:play-javaFixed in: 2.8.3

Vendor Advisories (1)

mavenGHSA-p8p6-rcp6-4mrmhigh

Uncontrolled Recursion in Play Framework

Feb 10, 2022

References

playframework.com / security/vulnerability
Vendor Advisory
playframework.com / security/vulnerability/CVE-2020-26883-JsonParseUncontrolledRecursion
Vendor Advisory