01 Record
CVE-2026-89093
Better Messages <= 2.15.33 - Unauthenticated Information Exposure Spoofing via 'X-Real-IP' Header via /guests/register
MediumPUBLISHEDCNA: Wordfence
CNA base score5.3 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
02 Description
Better Messages <= 2.15.33 - Unauthenticated Information Exposure Spoofing via 'X-Real-IP' Header via /guests/register
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.56% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 46.5% of scored records. A rank, not a probability.
- NVD base score
- 5.3 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- NVD analysis status
- Deferred. NVD last modified this record on 2026-09-21.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-09-19 02:27Z1 MO AGO
- Last updated
- 2026-09-19 14:01Z1 MO AGO
- Reserved
- 2026-09-10
- Assigning CNA
- Wordfence
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.3)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- Weaknesses
- CWE-287Improper AuthenticationClass
- Data version
- 5.2
- Document digest
- 7403b56e20f9168ee944bf3abb96fe025a5a4334a89aea8c290a88890eb29994
05 Affected products
VendorProductVersionsPlatforms
06 References
- www.wordfence.comhttps://www.wordfence.com/threat-intel/vulnerabilities/id/df28ecd7-d463-48b7-95e6-8adc9f34d6bd?source=cve
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/bp-better-messages/tags/2.15.33/inc/functions.php#L4155
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/bp-better-messages/tags/2.15.33/inc/chats.php#L2145
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/bp-better-messages/tags/2.15.33/inc/chats.php#L2168
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/bp-better-messages/tags/2.15.33/inc/chats.php#L2196
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/bp-better-messages/tags/2.15.33/inc/guests.php#L577
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/bp-better-messages/tags/2.15.33/inc/guests.php#L467
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/bp-better-messages/tags/2.15.33/inc/guests.php#L311
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/changeset?old_path=bp-better-messages%2Ftags%2F2.15.33%2Finc%2Ffunctions.php&new_path=bp-better-messages%2Ftags%2F3.0.0%2Finc%2Ffunctions.php