Resource exhaustion in github.com/revel/revel

published 2021-04-14 5 y ago modified 2026-06-17 4 mo ago also GHSA-hggr-p7v6-73p5 , GO-2020-0003 , EUVD-2022-7647

cvss: 7.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.6%; EPSS 1.6% chance of exploitation in 30 days, percentile 75%
public exploits: 0; none known

Unsanitized input in the query parser in github.com/revel/revel before v1.0.0 allows remote attackers to cause resource exhaustion via memory allocation.

Patch / fix

fixed in 2 distros 1 links 2

go github.com/revel/revel 1.0.0
github.com/revel/revel github.com/revel/revel 1.0.0

golang-github-revel-revel Debian 13, Debian 12 1.0.0-1

debian advisories DEBIAN-CVE-2020-36568

github.com/revel/revel@d160ecb commit
github.com/revel/revel#1427 pull request

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2020-36568 updated 2025-11-21 cvss 5.3

revel: Unsanitized input in the query parser in github.com/revel/revel

Red Hat All currently supported Red Hat products
not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 18 mo ago (2025-04-11)

Exploit prediction

1.56% chance of exploitation in the next 30 days, higher than 75% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/revel/revel/issues/1424 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CNA	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
GitHub	3.1	6.4	CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:H

Affected packages

ecosystem	package	affected	fixed in
go	github.com/revel/revel	<1.0.0	1.0.0

Affected products

github.com/revel/revel github.com/revel/revel

Classification

Weakness

CWE-770 Allocation of Resources Without Limits or Throttling
CWE-400 Uncontrolled Resource Consumption

References

github.com /revel/revel/pull/1427
web, third-party-advisory, patch
github.com /revel/revel/commit/d160ecb72207824005b19778594cbdc272e8a605
web, patch, third-party-advisory
github.com /revel/revel/issues/1424
web, exploit, third-party-advisory
pkg.go.dev /vuln/GO-2020-0003
web, third-party-advisory
nvd.nist.gov /vuln/detail/CVE-2020-36568
advisory
github.com /revel/revel
package

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary