CVE-2019-9881: wordpress wp-graphql
CVSS: 5.3v3.0MediumModified
Published 10-06-2019Last modified 04-08-2024
Vulnerability summary
CVE-2019-9881 is a medium (CVSS 5.3) vulnerability in wordpress wp-graphql. EPSS estimates a 18.83% chance of exploitation in the next 30 days, higher than 97.2% of scored vulnerabilities. 4 public exploits are recorded. Fixed in 0.3.0.
CVSS score
5.3/10
010
Medium · v3.0 (NVD)EPSS score
18.83%
0%100%
Medium · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits4github, reference, exploit-database
Timeline
- 10-06-2019PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
The createComment mutation in the WPGraphQL 0.2.3 plugin for WordPress allows unauthenticated users to post comments on any article, even when 'allow comment' is disabled.
CVSS metrics
3 scores · 2 sources · 3 versionsMedium 5.3Preferred score · wordfence (Source)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:NSourcesSingle source
Medium 5.3Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:NSourcesSingle source
Medium 5.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:N/I:P/A:NSourcesSingle source
EPSS trend
Probability
18.83%
Chance of exploitation in the next 30 days
Percentile
97%
Versus all other CVEs
30-day change
0.00 pp
From 18.83% on 20-09-2026
20-09-202620-10-2026
EPSS score18.83%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
4 foundSnippets
Maturity: poc
Exploit Reference (packetstormsecurity.com)
Maturity: unknown
Exploit Reference (pentestpartners.com)
Maturity: unknown
Weaknesses
CWE · root cause- CWE-306Missing Authentication for Critical FunctionThe product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.
- CWE-862Missing AuthorizationThe product does not perform an authorization check when an actor attempts to access a resource or perform an action.
Affected systems
Wordpress1 product
- wp-graphql≤ 0.2.3 (fixed in 0.3.0)
Wpengine1 product
- wpgraphql0.2.3
2 vendors · 2 products
References
6 links- www.pentestpartners.com/security-blog/pwning-wordpress-graphql/X Refsource MISCExploitThird Party Advisory
- github.com/pentestpartners/snippets/blob/master/wp-graphql0.2.3_exploit.pyX Refsource MISCExploitThird Party Advisory
- github.com/wp-graphql/wp-graphql/releases/tag/v0.3.0X Refsource CONFIRMRelease NotesThird Party Advisory