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CVE-2022-41878

31
FAUCET Score

CVE-2022-41878 is a critical vulnerability affecting Parse Server versions prior to 5.3.2 and 4.10.19. It allows attackers to bypass the requestKeywordDenylist option by injecting denylisted keywords via Cloud Code Webhooks or Triggers, leading to these keywords being saved in the database. This vulnerability has a CVSS score of 9.8 (CRITICAL) due to its network-based attack vector, low complexity, and high impact on confidentiality, integrity, and availability. While there is no evidence of active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion with 10 mentions, indicating awareness.

Impacted Technologies

VendorProductVersion(s)CPE
< 4.10.19CPE matchmatch criteria
cpe:2.3:a:parseplatform:parse-server:*:*:*:*:*:node.js:*:*
>= 5.0.0, < 5.3.2CPE matchmatch criteria
cpe:2.3:a:parseplatform:parse-server:*:*:*:*:*:node.js:*:*

CVSS Data

CVSS version used by this source: 3.1

7.2HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.2
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.88%
Probability of exploitation in next 30 days
EPSS Percentile
55.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0088 is in the 40th percentile among its peer group of 36,833 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

npmpatch availablevia ghsa
Product: parse-serverFixed in: 4.10.19
npmpatch availablevia ghsa
Product: parse-serverFixed in: 5.3.2

Vendor Advisories (1)

npmGHSA-xprv-wvh7-qqqxhigh

Parse Server vulnerable to Prototype Pollution via Cloud Code Webhooks or Cloud Code Triggers

Nov 9, 2022

References

github.com / parse-community/parse-server/security/advisories/GHSA-xprv-wvh7-qqqx
Third Party Advisory