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CVE-2023-51451

15
FAUCET Score

CVE-2023-51451 is a server-side request forgery (SSRF) vulnerability affecting Symbolicator versions 0.3.3 through 21.12.0, a service used in Sentry. An authenticated attacker could craft invalid protocol requests to force Symbolicator to send GET requests to arbitrary internal URLs, potentially exposing response data through Sentry's API and UI. Rated Medium severity (CVSS 4.3), this vulnerability requires low privileges and network access, with a potential impact of limited data confidentiality. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 0.3.3, < 23.12.1CPE matchmatch criteria
cpe:2.3:a:sentry:symbolicator:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.47%
Probability of exploitation in next 30 days
EPSS Percentile
38.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0047 is in the 48th percentile among its peer group of 21,974 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

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

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

github.com / getsentry/self-hosted/releases/tag/23.12.1
Release Notes
github.com / getsentry/symbolicator/pull/1343
Patch
github.com / getsentry/symbolicator/releases/tag/23.12.1
Release Notes
github.com / getsentry/symbolicator/security/advisories/GHSA-ghg9-7m82-h96r
MitigationPatchVendor Advisory